[NH3+]Nc1cccc(C(=O)[O-])c1    mol8823    0_1
NNc1cccc(C(=O)O)c1    mol8823    0_2
N[NH2+]c1cccc(C(=O)[O-])c1    mol8823    0_3
[NH3+]Nc1cccc(C(=O)O)c1    mol8823    1_1
[NH3+][NH2+]c1cccc(C(=O)[O-])c1    mol8823    1_2
N[NH2+]c1cccc(C(=O)O)c1    mol8823    1_3