WURCS=2.0/7,14,13/[a2122h-1b_1-5_1*N_2*NCC/3=O][a2122h-1b_1-5_2*NCC/3=O][a1122h-1b_1-5][a1122h-1a_1-5][a2112h-1b_1-5_6*OC/2C][a2112h-1b_1-5][a1221m-1a_1-5]/1-2-3-4-2-5-2-2-4-2-5-2-6-7/a4-b1_a6-n1_b4-c1_c3-d1_c4-h1_c6-i1_d2-e1_d4-g1_e4-f1_i2-j1_i4-l1_j4-k1_l4-m1