O=C([O-])c1ccc(C(=O)O)[nH+]c1    mol33244    0_1
O=C(O)c1ccc(C(=O)[O-])[nH+]c1    mol33244    0_2
O=C(O)c1ccc(C(=O)O)nc1    mol33244    0_3
O=C(O)c1ccc(C(=O)[O-])nc1    mol33244    -1_1
O=C([O-])c1ccc(C(=O)O)nc1    mol33244    -1_2
O=C([O-])c1ccc(C(=O)[O-])[nH+]c1    mol33244    -1_3
O=C([O-])c1ccc(C(=O)[O-])nc1    mol33244    -2_1