WURCS=2.0/5,5,4/[a2122h-1x_1-5_2*N][a2122h-1x_1-5_2*N_4*OPO/3O/3=O][Aad1122h-2x_2-6_4*OPO/3O/3=O][a11221h-1x_1-5][Aad1122h-2x_2-6]/1-2-3-4-5/a?-b1_b?-c2_c?-d1_d?-e2