WURCS=2.0/2,4,3/[axxxxh-1x_1-5_2*NCC/3=O][axxxxh-1x_1-5]/1-1-2-2/a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?
