WURCS=2.0/6,6,5/[hxh][a2211m-1a_1-5][a2122h-1b_1-5][a2112h-1a_1-5][a2122h-1a_1-5_3*OCC/3=O][a2122h-1a_1-5]/1-2-3-4-5-6/a3-b1_b3-c1_c4-d1_d2-e1_d4-f1