WURCS=2.0/4,4,3/[<Q>][a2122A-1a_1-5_2*NCC/3=O][a2112h-1a_1-5_2*NCC/3=O][a2122h-1b_1-5_2*N]/1-2-3-4/a4-b1_a7-d1_b4-c1