WURCS=2.0/2,6,5/[a2112A-1a_1-5_2*NCC/3=O_3*OCC/3=O][a2112A-1a_1-5_2*NCC/3=O_3*OCC/3=O_4*OC]/1-1-1-1-1-2/a4-b1_b4-c1_c4-d1_d4-e1_e4-f1