WURCS=2.0/4,4,3/[a2122h-1a_1-5_2*NCCC^RCCCCCCCCCCC/5O/3=O_3*OCCC^RCCCCCCCCCCC/5O/3=O][a2122h-1b_1-5_2*NCCC^ROCCCCCCCCCCCC/7=O/5CCCCCCCCCCC/3=O_3*OCCC^ROCCCCCCCCCCCCCC/7=O/5CCCCCCCCCCC/3=O_4*OPO/3O/3=O][Aad1122h-2a_2-6][Aad1122h-2a_2-6_7*OP^XOCCN/3O/3=O]/1-2-3-4/a6-b1_b6-c2_c4-d2