WURCS=2.0/3,17,16/[a2122h-1b_1-5_2*NCC/3=O][a1122h-1b_1-5][a1122h-1a_1-5]/1-1-2-3-3-3-3-3-3-3-3-3-3-3-3-3-3/a4-b1_b4-c1_c3-d1_c6-l1_d2-e1_d6-i1_e2-f1_e6-h1*OPO*/3O/3=O_f3-g1_i2-j1_j3-k1_l3-m1_l6-n1_n2-o1_n6-q1*OPO*/3O/3=O_o3-p1