WURCS=2.0/3,3,3/[h2122m_3*NCC/3=O][u2122h_2*NCC/3=O_3*N_6*N][u1122A_2*NCC/3=O_3*N]/1-2-3/a?|b?|c?}*OCC/3=O_a?|b?|c?}-{a?|b?|c?_a?|b?|c?}-{a?|b?|c?