O/N=C\c1ccc(O)cc1    mol37846    0_1
[O-]c1ccc(/C=[NH+]\O)cc1    mol37846    0_2
[O-]/N=C\c1ccc(O)cc1    mol37846    -1_1
[O-]c1ccc(/C=N\O)cc1    mol37846    -1_2