WURCS=2.0/4,12,11/[a1122h-1x_1-5][a2122h-1x_1-5_2*NCC/3=O][a2112h-1x_1-5][Aad21122h-2x_2-6_5*NCC/3=O]/1-1-2-3-4-2-3-4-1-2-3-4/a?-b1_a?-i1_b?-c1_b?-f1_c?-d1_d?-e2_f?-g1_f?-h2_i?-j1_j?-k1_k?-l2