WURCS=2.0/4,4,3/[a2122h-1x_1-5][a2112h-1b_1-5][Aad21122h-2a_2-6_5*NCC/3=O][Aad21122h-2a_2-6_5*NCCO/3=O]/1-2-3-4/a4-b1_b3-c2_c8-d2