WURCS=2.0/4,5,4/[u212h][a2122h-1b_1-5][a2112h-1a_1-5][a2122A-1b_1-5_3*OCC^RC/4O/3=O]/1-2-3-2-4/a4-b1_b4-c1_c4-d1_d6-e1