k1 = l_1 k2 = k_1 k3 = l_2 k4 = k_2 k5 = l_3 k6 = l_4 k7 = k_3 k8 = k_4 k9 = k_p1 k10 = k_p2 k11 = k_p3 k12 = l_p1 k13 = l_p2 k14 = l_p3 k15 = compartment k16 = __cm_k16 k17 = __cm_k17 k18 = __cm_k18