WURCS=2.0/4,20,19/[u2122h_2*NCC/3=O][a1122h-1x_1-5][a2122h-1x_1-5_2*NCC/3=O][a2112h-1x_1-5]/1-2-2-3-4-3-4-4-3-4-4-2-3-4-3-4-4-3-4-4/a?-b1_b?-c1_b?-l1_c?-d1_d?-e1_e?-f1_e?-i1_f?-g1_g?-h1_i?-j1_j?-k1_l?-m1_m?-n1_n?-o1_n?-r1_o?-p1_p?-q1_r?-s1_s?-t1