Cc1cc(=O)n(O)c(O)c1C    mol10214    0_1
Cc1cc(=O)n(O)c([O-])c1C    mol10214    -1_1
Cc1cc(=O)n([O-])c(O)c1C    mol10214    -1_2
Cc1cc(=O)n([O-])c([O-])c1C    mol10214    -2_1