WURCS=2.0/4,9,8/[h2112h_2*NCC/3=O][a2122h-1b_1-5_2*NCC/3=O][a2112h-1b_1-5][a1221m-1a_1-5]/1-2-3-4-4-2-3-4-4/a3-b1_a6-f1_b3-c1_b4-e1_c2-d1_f3-g1_f4-i1_g2-h1