WURCS=2.0/3,6,5/[A2h][a2122h-1a_1-5_2*NCC/3=O_6*OP^XOCCCCCN/3O/3=O][a2122h-1a_1-5_2*NCC/3=O]/1-2-3-1-3-3/a2-b1_b3-c1_c6-e6*OPO*/3O/3=O_d2-e1_e3-f1