WURCS=2.0/4,6,5/[hxh][a2122h-1x_1-5_2*NCC/3=O][a2122h-1x_1-5_2*N_6*OCC/3=O][a1221m-1x_1-5]/1-2-2-2-3-4/a?-b1_b?-c1_b?-f1_c?-d1_d?-e1