WURCS=2.0/6,12,11/[u2122h_2*NCC/3=O][a2122h-1b_1-5_2*NCC/3=O][a1122h-1b_1-5][a1122h-1a_1-5][a2112h-1b_1-5][a1221m-1a_1-5]/1-2-3-4-2-5-4-2-5-6-2-5/a4-b1_b4-c1_c3-d1_c6-g1_d2-e1_e4-f1_h4-i1_i2-j1_k4-l1_g?-h1_g?-k1
