WURCS=2.0/6,23,24/[h2112h_2*NCC/3=O][a2112h-1x_1-5][a2122h-1b_1-5_2*NCC/3=O][a2112h-1b_1-5_2*NCC/3=O][a2112h-1a_1-5][a1221m-1a_1-5]/1-2-3-4-5-3-6-6-6-4-6-6-3-6-4-5-3-6-6-6-4-6-6/a3-b1_a6-m1_b3-c1_c4-d1_d3-e1_e3-f1_f3-g1_f4-j1_g2-h1_h2-i1_j3-k1_k2-l1_m3-n1_m4-o1_o3-p1_p3-q1_q3-r1_q4-u1_r2-s1_s2-t1_u3-v1_v2-w1_e1-j3~n_p1-u3~n