WURCS=2.0/2,3,5/[AUd21122h_5*NCCO/3=O][AUd21122h_5*NCC/3=O]/1-1-2/a?|b?|c?}*OCC/3=O_a?|b?|c?}*OCC/3=O_a?|b?|c?}*OCC/3=O_a?|b?|c?}-{a?|b?|c?_a?|b?|c?}-{a?|b?|c?