k1 = C_s
k2 = D_A
k3 = d_B
k4 = D_C
k5 = D_R
k6 = f0
k7 = I_L
k8 = I_O
k9 = I_P
k10 = K
k11 = k1
k12 = k2
k13 = k3
k14 = k4
k15 = k5
k16 = k6
k17 = k_B
k18 = K_L_P
k19 = kO
k20 = K_O_P
k21 = k_P
k22 = r_L
k23 = S_P
k24 = Phi_C
k25 = D_B
k26 = Phi_L
k27 = Phi_P
k28 = Pbar
k29 = P_O
k30 = P_S
k31 = Compartment