WURCS=2.0/4,9,8/[a2122h-1b_1-5_2*NCC/3=O][a1122h-1b_1-5][a1122h-1a_1-5][a2122h-1x_1-5_2*NCC/3=O]/1-1-2-3-4-4-3-4-4/a4-b1_b4-c1_c3-d1_c6-g1_d?-e1_d?-f1_g?-h1_g?-i1
