WURCS=2.0/4,19,18/[h2112h_2*NCC/3=O][a2112h-1x_1-5][a2122h-1x_1-5_2*NCC/3=O][a1221m-1x_1-5]/1-2-3-2-2-3-2-3-2-4-3-2-4-3-2-4-3-2-4/a?-b1_a?-q1_b?-c1_c?-d1_d?-e1_d?-n1_e?-f1_f?-g1_g?-h1_g?-k1_h?-i1_i?-j1_k?-l1_l?-m1_n?-o1_o?-p1_q?-r1_r?-s1
