pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.92	Datawarrior	0	-1	O=C(O)[C@H]1O[C@@H]1C(=O)O	O=C([O-])[C@H]1O[C@@H]1C(=O)O	mol13564	O=C(O)[C@H]1O[C@@H]1C(=O)O
3.25	Datawarrior	-1	-2	O=C([O-])[C@H]1O[C@@H]1C(=O)O	O=C([O-])[C@H]1O[C@@H]1C(=O)[O-]	mol13564	O=C(O)[C@H]1O[C@@H]1C(=O)O