Reactions	forward	backward
LacI0 + cIp <--> LacI1
LacI1 <--> LacI0
LacI1 <--> LacIr
LacIr <--> LacIp
tetR0 + LacIp <--> tetR1
tetR1 <--> tetR0
tetR1 <--> tetRr
tetRr <--> tetRp
cI0 + tetRp <--> cI1
cI1 <--> cI0
cI1 <--> cIr
cIr <--> cIp
LacIp <-->
tetRp <-->
cIp <-->
LacIr <-->
tetRr <-->
cIr <-->

Inital Time	Final Time	Number of Time Steps	Skip	Integration Option
				Euler Euler Modified Fourth Order Runge-Kutta Adaptive Runge-Kutta BDF order 2 LSODES