Nc1ccc(C(=O)O)cc1    mol5262    0_1
[NH3+]c1ccc(C(=O)[O-])cc1    mol5262    0_2
[NH3+]c1ccc(C(=O)O)cc1    mol5262    1_1
Nc1ccc(C(=O)[O-])cc1    mol5262    -1_1