O=C(O)c1ccncc1C(=O)O    mol6419    0_1
O=C([O-])c1cc[nH+]cc1C(=O)O    mol6419    0_2
O=C([O-])c1c[nH+]ccc1C(=O)O    mol6419    0_3
O=C(O)c1cc[nH+]cc1C(=O)O    mol6419    1_1
O=C([O-])c1cnccc1C(=O)O    mol6419    -1_1
O=C([O-])c1ccncc1C(=O)O    mol6419    -1_2
O=C([O-])c1cc[nH+]cc1C(=O)[O-]    mol6419    -1_3
O=C([O-])c1ccncc1C(=O)[O-]    mol6419    -2_1