Cc1csc(NC(=O)c2nc(C)cc3cc[nH]c23)n1 mol16818 0_1 Cc1cc2cc[nH]c2c(C(=O)Nc2[nH+]c(C)cs2)n1 mol16818 1_1 Cc1csc(NC(=O)c2[nH+]c(C)cc3cc[nH]c23)n1 mol16818 1_2