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<?xml version="1.0" encoding="UTF-8"?>
<sbml xmlns="http://www.sbml.org/sbml/level2" level="2" version="1">
<model id="algebraicRules">
<listOfUnitDefinitions>
<unitDefinition id="speciesUnits">
<listOfUnits>
<unit kind="mole"/>
<unit kind="litre" exponent="-1"/>
</listOfUnits>
</unitDefinition>
<unitDefinition id="vol_per_time">
<listOfUnits>
<unit kind="litre"/>
<unit kind="second" exponent="-1"/>
</listOfUnits>
</unitDefinition>
</listOfUnitDefinitions>
<listOfCompartments>
<compartment id="compartment" size="1"/>
</listOfCompartments>
<listOfSpecies>
<species id="S1" compartment="compartment" initialAmount="0.03"/>
<species id="S2" compartment="compartment" initialAmount="0"/>
<species id="S3" compartment="compartment" initialAmount="0"/>
<species id="X" compartment="compartment" initialAmount="0"/>
<species id="S4" compartment="compartment" initialAmount="0"/>
</listOfSpecies>
<listOfParameters>
<parameter id="k" value="1" units="vol_per_time"/>
<parameter id="s1" value="3" units="speciesUnits"/>
<parameter id="s2" value="4" units="speciesUnits" constant="false"/>
</listOfParameters>
<listOfRules>
<algebraicRule>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply>
<minus/>
<apply>
<plus/>
<ci> X </ci>
<ci> S1 </ci>
</apply>
<ci> S3 </ci>
</apply>
</math>
</algebraicRule>
<algebraicRule>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply>
<minus/>
<apply>
<plus/>
<ci> S2 </ci>
<ci> S3 </ci>
</apply>
<ci> s2 </ci>
</apply>
</math>
</algebraicRule>
<assignmentRule variable="S3">
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply>
<plus/>
<ci> s1 </ci>
<ci> s2 </ci>
</apply>
</math>
</assignmentRule>
</listOfRules>
<listOfReactions>
<reaction id="R1" reversible="false">
<listOfReactants>
<speciesReference species="S1"/>
</listOfReactants>
<listOfProducts>
<speciesReference species="S2"/>
</listOfProducts>
<kineticLaw>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply>
<times/>
<ci> k </ci>
<ci> S1 </ci>
</apply>
</math>
</kineticLaw>
</reaction>
<reaction id="R2" reversible="false">
<listOfReactants>
<speciesReference species="S2"/>
</listOfReactants>
<listOfProducts>
<speciesReference species="S4"/>
</listOfProducts>
<kineticLaw>
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply>
<times/>
<ci> k </ci>
<ci> S2 </ci>
</apply>
</math>
<listOfParameters>
<parameter id="k" value="0.1" units="vol_per_time"/>
</listOfParameters>
</kineticLaw>
</reaction>
</listOfReactions>
</model>
</sbml>
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