WURCS=2.0/5,5,5/[h222h][a2122h-1b_1-5_2*NCC/3=O][a2112h-1b_1-4][a2122h-1b_1-5_2*OCC/3=O][a2112h-1b_1-5]/1-2-3-4-5/a2-b1_b4-c1_c3-d1_d4-e1_a1-e4*OPO*/3O/3=O~n