CNc1ncc(C(=O)[O-])[nH+]c1N(C)C=O    mol25812    0_1
CNc1ncc(C(=O)O)nc1N(C)C=O    mol25812    0_2
C[NH2+]c1ncc(C(=O)[O-])nc1N(C)C=O    mol25812    0_3
CNc1[nH+]cc(C(=O)[O-])nc1N(C)C=O    mol25812    0_4
C[N-]c1ncc(C(=O)O)nc1N(C)C=O    mol25812    -1_1
CNc1ncc(C(=O)[O-])nc1N(C)C=O    mol25812    -1_2