k1 = 0.0025 
k2 = 0.0001 
k3 = 2000 
k4 = 200 
k5 = 0.016 
k6 = 1000 
k7 = 0.25 
k8 = 0.25 
k9 = 0.25 
k10 = 5 
k11 = 0.25 
k12 = 3e-06 
k13 = 1 
k14 = 1 
k15 = 1 
k16 = 1 
k17 = 0