WURCS=2.0/2,3,5/[AUdxxxxxh_5*NCC/3=O][AUdxxxxxh_5*NCCO/3=O]/1-2-2/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?