<?xml version='1.0' encoding='UTF-8'?>
<model name="calcium" xmlns="http://www.cellml.org/cellml/1.1#" xmlns:cellml="http://www.cellml.org/cellml/1.1#" xmlns:xlink="http://www.w3.org/1999/xlink">
    <import xlink:href="../../units.cellml">
        <units name="u_per_m" units_ref="u_per_m"/>
        <units name="ms" units_ref="ms"/>
        <units name="per_ms" units_ref="per_ms"/>
        <units name="mV" units_ref="mV"/>
        <units name="per_mV" units_ref="per_mV"/>
        <units name="uS_per_nF" units_ref="uS_per_nF"/>
        <units name="nA_per_nF" units_ref="nA_per_nF"/>
        <units name="molar" units_ref="molar"/>
        <units name="mM" units_ref="mM"/>
        <units name="uM" units_ref="uM"/>
        <units name="mM4" units_ref="mM4"/>
        <units name="mV_per_uM" units_ref="mV_per_uM"/>
        <units name="uM_per_ms" units_ref="uM_per_ms"/>
        <units name="per_uM_per_ms" units_ref="per_uM_per_ms"/>
        <units name="J_per_moleK" units_ref="J_per_moleK"/>
        <units name="coulomb_per_mmole" units_ref="coulomb_per_mmole"/>
        <units name="cm_per_s" units_ref="cm_per_s"/>
        <units name="mA_per_cm2" units_ref="mA_per_cm2"/>
        <units name="mmole_per_coulomb_cm" units_ref="mmole_per_coulomb_cm"/>
    </import>
    <component name="Ileak_Iup_Ixfer">
        <variable name="Ca_i" public_interface="in" units="uM"/>
        <variable name="Ca_NSR" public_interface="in" units="uM"/>
        <variable name="jup" public_interface="out" units="uM_per_ms"/>
        <variable name="jleak" public_interface="out" units="uM_per_ms"/>
        <variable initial_value="0.5" name="cup" units="uM"/>
        <variable initial_value="50" name="kj" units="uM"/>
        <variable initial_value="0.4" name="vup" units="uM_per_ms"/>
        <variable initial_value="0.00002069" name="gleak" units="per_ms"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>jup</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>vup</ci>
                        <ci>Ca_i</ci>
                        <ci>Ca_i</ci>
                    </apply>
                    <apply>
                        <plus/>
                        <apply>
                            <times/>
                            <ci>Ca_i</ci>
                            <ci>Ca_i</ci>
                        </apply>
                        <apply>
                            <times/>
                            <ci>cup</ci>
                            <ci>cup</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>jleak</ci>
                <apply>
                    <times/>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>gleak</ci>
                            <ci>Ca_NSR</ci>
                            <ci>Ca_NSR</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <ci>Ca_NSR</ci>
                                <ci>Ca_NSR</ci>
                            </apply>
                            <apply>
                                <times/>
                                <ci>kj</ci>
                                <ci>kj</ci>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <minus/>
                        <apply>
                            <times/>
                            <ci>Ca_NSR</ci>
                            <cn cellml:units="dimensionless">16.667</cn>
                        </apply>
                        <ci>Ca_i</ci>
                    </apply>
                </apply>
            </apply>
        </math>
    </component>
    <component name="Ca">
        <variable name="time" public_interface="in" units="ms"/>
        <variable name="xiryr" public_interface="in" units="uM_per_ms"/>
        <variable initial_value="1.716573130685" name="Ca_dyad" public_interface="out" units="uM"/>
        <variable initial_value="0.226941113355" name="Ca_submem" public_interface="out" units="uM"/>
        <variable initial_value="0.256752008084" name="Ca_i" public_interface="out" units="uM"/>
        <variable initial_value="104.450004990523" name="Ca_NSR" public_interface="out" units="uM"/>
        <variable initial_value="97.505463697266" name="Ca_JSR" public_interface="out" units="uM"/>
        <variable name="csm" public_interface="out" units="mM"/>
        <variable initial_value="24" name="bcal" units="uM"/>
        <variable initial_value="7" name="xkcal" units="uM"/>
        <variable initial_value="47" name="srmax" units="uM"/>
        <variable initial_value="0.6" name="srkd" units="uM"/>
        <variable initial_value="15" name="bmem" units="uM"/>
        <variable initial_value="0.3" name="kmem" units="uM"/>
        <variable initial_value="42" name="bsar" units="uM"/>
        <variable initial_value="13" name="ksar" units="uM"/>
        <variable name="bpxs" units="dimensionless"/>
        <variable name="spxs" units="dimensionless"/>
        <variable name="mempxs" units="dimensionless"/>
        <variable name="sarpxs" units="dimensionless"/>
        <variable name="dcsib" units="dimensionless"/>
        <variable name="bpxi" units="dimensionless"/>
        <variable name="spxi" units="dimensionless"/>
        <variable name="mempxi" units="dimensionless"/>
        <variable name="sarpxi" units="dimensionless"/>
        <variable name="dciib" units="dimensionless"/>
        <variable initial_value="0.0327" name="xkon" units="per_uM_per_ms"/>
        <variable initial_value="0.0196" name="xkoff" units="per_ms"/>
        <variable initial_value="70" name="btrop" units="uM"/>
        <variable name="xbi" units="uM_per_ms"/>
        <variable name="xbs" units="uM_per_ms"/>
        <variable initial_value="22.171689894953" name="tropi" units="uM"/>
        <variable initial_value="19.864701949854" name="trops" units="uM"/>
        <variable initial_value="100" name="taua" units="ms"/>
        <variable initial_value="4" name="taud" units="ms"/>
        <variable initial_value="0.5" name="taups" units="ms"/>
        <variable name="jd" units="uM_per_ms"/>
        <variable name="jup" public_interface="in" units="uM_per_ms"/>
        <variable name="jleak" public_interface="in" units="uM_per_ms"/>
        <variable name="jNaCa" public_interface="in" units="uM_per_ms"/>
        <variable name="xir" public_interface="in" units="uM_per_ms"/>
        <variable name="jca" public_interface="in" units="uM_per_ms"/>
        <variable name="jCaPz1" public_interface="in" units="uM_per_ms"/>
        <variable name="dCa_NSR" public_interface="out" units="uM_per_ms"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>bpxs</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>bcal</ci>
                        <ci>xkcal</ci>
                    </apply>
                    <apply>
                        <times/>
                        <apply>
                            <plus/>
                            <ci>xkcal</ci>
                            <ci>Ca_submem</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <ci>xkcal</ci>
                            <ci>Ca_submem</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>spxs</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>srmax</ci>
                        <ci>srkd</ci>
                    </apply>
                    <apply>
                        <times/>
                        <apply>
                            <plus/>
                            <ci>srkd</ci>
                            <ci>Ca_submem</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <ci>srkd</ci>
                            <ci>Ca_submem</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>mempxs</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>bmem</ci>
                        <ci>kmem</ci>
                    </apply>
                    <apply>
                        <times/>
                        <apply>
                            <plus/>
                            <ci>kmem</ci>
                            <ci>Ca_submem</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <ci>kmem</ci>
                            <ci>Ca_submem</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>sarpxs</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>bsar</ci>
                        <ci>ksar</ci>
                    </apply>
                    <apply>
                        <times/>
                        <apply>
                            <plus/>
                            <ci>ksar</ci>
                            <ci>Ca_submem</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <ci>ksar</ci>
                            <ci>Ca_submem</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>dcsib</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <ci>bpxs</ci>
                        <ci>spxs</ci>
                        <ci>mempxs</ci>
                        <ci>sarpxs</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>bpxi</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>bcal</ci>
                        <ci>xkcal</ci>
                    </apply>
                    <apply>
                        <times/>
                        <apply>
                            <plus/>
                            <ci>xkcal</ci>
                            <ci>Ca_i</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <ci>xkcal</ci>
                            <ci>Ca_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>spxi</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>srmax</ci>
                        <ci>srkd</ci>
                    </apply>
                    <apply>
                        <times/>
                        <apply>
                            <plus/>
                            <ci>srkd</ci>
                            <ci>Ca_i</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <ci>srkd</ci>
                            <ci>Ca_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>mempxi</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>bmem</ci>
                        <ci>kmem</ci>
                    </apply>
                    <apply>
                        <times/>
                        <apply>
                            <plus/>
                            <ci>kmem</ci>
                            <ci>Ca_i</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <ci>kmem</ci>
                            <ci>Ca_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>sarpxi</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>bsar</ci>
                        <ci>ksar</ci>
                    </apply>
                    <apply>
                        <times/>
                        <apply>
                            <plus/>
                            <ci>ksar</ci>
                            <ci>Ca_i</ci>
                        </apply>
                        <apply>
                            <plus/>
                            <ci>ksar</ci>
                            <ci>Ca_i</ci>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>dciib</ci>
                <apply>
                    <divide/>
                    <cn cellml:units="dimensionless">1</cn>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <ci>bpxi</ci>
                        <ci>spxi</ci>
                        <ci>mempxi</ci>
                        <ci>sarpxi</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>jd</ci>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>Ca_submem</ci>
                        <ci>Ca_i</ci>
                    </apply>
                    <ci>taud</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>xbi</ci>
                <apply>
                    <minus/>
                    <apply>
                        <times/>
                        <ci>xkon</ci>
                        <ci>Ca_i</ci>
                        <apply>
                            <minus/>
                            <ci>btrop</ci>
                            <ci>tropi</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>xkoff</ci>
                        <ci>tropi</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>xbs</ci>
                <apply>
                    <minus/>
                    <apply>
                        <times/>
                        <ci>xkon</ci>
                        <ci>Ca_submem</ci>
                        <apply>
                            <minus/>
                            <ci>btrop</ci>
                            <ci>trops</ci>
                        </apply>
                    </apply>
                    <apply>
                        <times/>
                        <ci>xkoff</ci>
                        <ci>trops</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>dCa_NSR</ci>
                <apply>
                    <minus/>
                    <apply>
                        <plus/>
                        <apply>
                            <minus/>
                            <ci>xir</ci>
                        </apply>
                        <ci>jup</ci>
                    </apply>
                    <ci>jleak</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>Ca_dyad</ci>
                </apply>
                <apply>
                    <minus/>
                    <ci>xiryr</ci>
                    <apply>
                        <divide/>
                        <apply>
                            <minus/>
                            <ci>Ca_dyad</ci>
                            <ci>Ca_submem</ci>
                        </apply>
                        <ci>taups</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>Ca_submem</ci>
                </apply>
                <apply>
                    <times/>
                    <ci>dcsib</ci>
                    <apply>
                        <minus/>
                        <apply>
                            <times/>
                            <cn cellml:units="dimensionless">50</cn>
                            <apply>
                                <plus/>
                                <apply>
                                    <minus/>
                                    <apply>
                                        <minus/>
                                        <ci>xir</ci>
                                        <ci>jd</ci>
                                    </apply>
                                    <ci>jca</ci>
                                </apply>
                                <ci>jCaPz1</ci>
                                <ci>jNaCa</ci>
                            </apply>
                        </apply>
                        <ci>xbs</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>Ca_i</ci>
                </apply>
                <apply>
                    <times/>
                    <ci>dciib</ci>
                    <apply>
                        <minus/>
                        <apply>
                            <plus/>
                            <apply>
                                <minus/>
                                <ci>jd</ci>
                                <ci>jup</ci>
                            </apply>
                            <ci>jleak</ci>
                        </apply>
                        <ci>xbi</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>Ca_NSR</ci>
                </apply>
                <ci>dCa_NSR</ci>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>Ca_JSR</ci>
                </apply>
                <apply>
                    <divide/>
                    <apply>
                        <minus/>
                        <ci>Ca_NSR</ci>
                        <ci>Ca_JSR</ci>
                    </apply>
                    <ci>taua</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>tropi</ci>
                </apply>
                <ci>xbi</ci>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>trops</ci>
                </apply>
                <ci>xbs</ci>
            </apply>
            <apply>
                <eq/>
                <ci>csm</ci>
                <apply>
                    <divide/>
                    <ci>Ca_submem</ci>
                    <cn cellml:units="u_per_m">1000</cn>
                </apply>
            </apply>
        </math>
    </component>
    <component name="Irel">
        <variable name="V" public_interface="in" units="mV"/>
        <variable name="time" public_interface="in" units="ms"/>
        <variable name="Ca_NSR" public_interface="in" units="uM"/>
        <variable name="dCa_NSR" public_interface="in" units="uM_per_ms"/>
        <variable name="po" public_interface="in" units="dimensionless"/>
        <variable name="rxa" public_interface="in" units="mA_per_cm2"/>
        <variable initial_value="90" name="cstar" units="uM"/>
        <variable name="Ca_JSR" public_interface="in" units="uM"/>
        <variable initial_value="2.58079" name="gryr" units="per_ms"/>
        <variable initial_value="26841.8" name="gbarsr" units="dimensionless"/>
        <variable initial_value="9000" name="gdyad" units="mmole_per_coulomb_cm"/>
        <variable initial_value="0.3576" name="ax" units="per_mV"/>
        <variable initial_value="0.05" name="ay" units="per_mV"/>
        <variable initial_value="11.3" name="av" units="per_ms"/>
        <variable name="bv" units="uM_per_ms"/>
        <variable name="Qr0" units="uM_per_ms"/>
        <variable name="Qr" units="uM_per_ms"/>
        <variable name="sparkV" units="dimensionless"/>
        <variable name="spark_rate" units="per_ms"/>
        <variable initial_value="30" name="taur" units="ms"/>
        <variable name="xirp" units="uM_per_ms"/>
        <variable name="xicap" units="uM_per_ms"/>
        <variable name="xiryr" public_interface="out" units="uM_per_ms"/>
        <variable initial_value="0.006679257264" name="xir" public_interface="out" units="uM_per_ms"/>
        <math xmlns="http://www.w3.org/1998/Math/MathML">
            <apply>
                <eq/>
                <ci>bv</ci>
                <apply>
                    <minus/>
                    <apply>
                        <times/>
                        <apply>
                            <minus/>
                            <cn cellml:units="per_ms">1</cn>
                            <ci>av</ci>
                        </apply>
                        <ci>cstar</ci>
                    </apply>
                    <cn cellml:units="uM_per_ms">50</cn>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>Qr0</ci>
                <piecewise>
                    <piece>
                        <apply>
                            <divide/>
                            <apply>
                                <minus/>
                                <ci>Ca_JSR</ci>
                                <cn cellml:units="uM">50</cn>
                            </apply>
                            <cn cellml:units="ms">1</cn>
                        </apply>
                        <apply>
                            <and/>
                            <apply>
                                <gt/>
                                <ci>Ca_JSR</ci>
                                <cn cellml:units="uM">50</cn>
                            </apply>
                            <apply>
                                <lt/>
                                <ci>Ca_JSR</ci>
                                <ci>cstar</ci>
                            </apply>
                        </apply>
                    </piece>
                    <piece>
                        <apply>
                            <plus/>
                            <apply>
                                <times/>
                                <ci>av</ci>
                                <ci>Ca_JSR</ci>
                            </apply>
                            <ci>bv</ci>
                        </apply>
                        <apply>
                            <geq/>
                            <ci>Ca_JSR</ci>
                            <ci>cstar</ci>
                        </apply>
                    </piece>
                    <otherwise>
                        <cn cellml:units="uM_per_ms">0</cn>
                    </otherwise>
                </piecewise>
            </apply>
            <apply>
                <eq/>
                <ci>Qr</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <ci>Ca_NSR</ci>
                        <ci>Qr0</ci>
                    </apply>
                    <ci>cstar</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>sparkV</ci>
                <apply>
                    <divide/>
                    <apply>
                        <exp/>
                        <apply>
                            <times/>
                            <apply>
                                <minus/>
                                <ci>ay</ci>
                            </apply>
                            <apply>
                                <plus/>
                                <ci>V</ci>
                                <cn cellml:units="mV">30</cn>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <times/>
                                <apply>
                                    <minus/>
                                    <ci>ay</ci>
                                </apply>
                                <apply>
                                    <plus/>
                                    <ci>V</ci>
                                    <cn cellml:units="mV">30</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>spark_rate</ci>
                <apply>
                    <times/>
                    <apply>
                        <divide/>
                        <ci>gryr</ci>
                        <cn cellml:units="mA_per_cm2">1</cn>
                    </apply>
                    <ci>po</ci>
                    <apply>
                        <abs/>
                        <ci>rxa</ci>
                    </apply>
                    <ci>sparkV</ci>
                </apply>
            </apply>
            <apply>
                <eq/>
                <apply>
                    <diff/>
                    <bvar>
                        <ci>time</ci>
                    </bvar>
                    <ci>xir</ci>
                </apply>
                <apply>
                    <minus/>
                    <apply>
                        <times/>
                        <ci>spark_rate</ci>
                        <ci>Qr</ci>
                    </apply>
                    <apply>
                        <divide/>
                        <apply>
                            <times/>
                            <ci>xir</ci>
                            <apply>
                                <minus/>
                                <cn cellml:units="dimensionless">1</cn>
                                <apply>
                                    <divide/>
                                    <apply>
                                        <times/>
                                        <ci>taur</ci>
                                        <ci>dCa_NSR</ci>
                                    </apply>
                                    <ci>Ca_NSR</ci>
                                </apply>
                            </apply>
                        </apply>
                        <ci>taur</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>xirp</ci>
                <apply>
                    <divide/>
                    <apply>
                        <times/>
                        <apply>
                            <divide/>
                            <apply>
                                <times/>
                                <ci>po</ci>
                                <ci>Qr</ci>
                                <apply>
                                    <abs/>
                                    <ci>rxa</ci>
                                </apply>
                                <ci>gbarsr</ci>
                            </apply>
                            <cn cellml:units="mA_per_cm2">1</cn>
                        </apply>
                        <apply>
                            <exp/>
                            <apply>
                                <times/>
                                <apply>
                                    <minus/>
                                    <ci>ax</ci>
                                </apply>
                                <apply>
                                    <plus/>
                                    <ci>V</ci>
                                    <cn cellml:units="mV">30</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                    <apply>
                        <plus/>
                        <cn cellml:units="dimensionless">1</cn>
                        <apply>
                            <exp/>
                            <apply>
                                <times/>
                                <apply>
                                    <minus/>
                                    <ci>ax</ci>
                                </apply>
                                <apply>
                                    <plus/>
                                    <ci>V</ci>
                                    <cn cellml:units="mV">30</cn>
                                </apply>
                            </apply>
                        </apply>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>xicap</ci>
                <apply>
                    <times/>
                    <ci>po</ci>
                    <ci>gdyad</ci>
                    <apply>
                        <abs/>
                        <ci>rxa</ci>
                    </apply>
                </apply>
            </apply>
            <apply>
                <eq/>
                <ci>xiryr</ci>
                <apply>
                    <plus/>
                    <ci>xirp</ci>
                    <ci>xicap</ci>
                </apply>
            </apply>
        </math>
    </component>
    <connection>
        <map_components component_1="Ca" component_2="Ileak_Iup_Ixfer"/>
        <map_variables variable_1="jup" variable_2="jup"/>
        <map_variables variable_1="jleak" variable_2="jleak"/>
        <map_variables variable_1="Ca_i" variable_2="Ca_i"/>
        <map_variables variable_1="Ca_NSR" variable_2="Ca_NSR"/>
    </connection>
    <connection>
        <map_components component_1="Ca" component_2="Irel"/>
        <map_variables variable_1="xir" variable_2="xir"/>
        <map_variables variable_1="xiryr" variable_2="xiryr"/>
        <map_variables variable_1="dCa_NSR" variable_2="dCa_NSR"/>
        <map_variables variable_1="Ca_NSR" variable_2="Ca_NSR"/>
        <map_variables variable_1="Ca_JSR" variable_2="Ca_JSR"/>
    </connection>
</model>
