WURCS=2.0/2,12,11/[axxxxh-1x_1-5_2*NCC/3=O][axxxxh-1x_1-5]/1-2-2-2-2-1-2-2-2-2-2-2/a3-b1_b2-c1_c2-d1_c3-l1_d2-e1_e2-f1_f3-g1_g2-h1_h2-i1_h3-k1_i2-j1
