@model:3.1.1=LotkaVolterra s=item, t=second, v=litre, e=item @compartments Cell @species Cell:Prey=50 s Cell:Predator=100 s @reactions @r=PreyReproduction Prey -> 2Prey c1*Prey : c1=1 @r=PredatorPreyInteraction Prey+Predator -> 2Predator c2*Prey*Predator : c2=0.005 @r=PredatorDeath Predator -> c3*Predator : c3=0.6