WURCS=2.0/3,8,8/[a2112h-1a_1-5_2*NCC/3=O][a2112h-1b_1-5][a2122h-1b_1-5_2*NCC/3=O]/1-2-3-2-3-2-3-2/a3-b1_a6-c1_c4-d1_d6-e1_e4-f1_f6-g1_g4-h1_e1-f6~n