C[NH2+]c1ccc(C(=O)[O-])cc1    mol5264    0_1
CNc1ccc(C(=O)O)cc1    mol5264    0_2
C[NH2+]c1ccc(C(=O)O)cc1    mol5264    1_1
CNc1ccc(C(=O)[O-])cc1    mol5264    -1_1