WURCS=2.0/8,13,12/[h2122h_2*NCC/3=O][a2122h-1b_1-5_2*NCC/3=O][a1122h-1b_1-5][a1122h-1a_1-5][a2112h-1b_1-5][a1221m-1a_1-5][a1221m-1x_1-5][a2112h-1x_1-5]/1-2-3-4-2-5-6-6-4-2-7-8-6/a4-b1_a6-m1_b4-c1_c3-d1_c6-i1_d2-e1_f2-g1_i2-j1_e?-f1_e?-h1_j?-k1_j?-l1