WURCS=2.0/3,5,4/[axxxxh-1x_1-5][axxxxh-1x_1-5_2*NCC/3=O][Aadxxxxxh-2x_2-6_5*NCC/3=O]/1-1-2-1-3/a4-b1_b3-c1_c3-d1_d3-e2
