CC(C)CNC(=O)c1[nH+]cccc1[O-]    mol34462    0_1
CC(C)CNC(=O)c1ncccc1O    mol34462    0_2
CC(C)CNC(=[OH+])c1ncccc1O    mol34462    1_1
CC(C)CNC(=O)c1[nH+]cccc1O    mol34462    1_2