WURCS=2.0/4,5,4/[a2122h-1x_1-5][a1122h-1x_1-5][a2112A-1x_1-5_4*OCC/3=O][a2112h-1x_1-5_4*OC]/1-2-3-1-4/a?-b1_a?-e1_b?-c1_c?-d1