pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.1900001	OCHEM	0	-1	CC(=O)[C@@H]1C[C@H]1C(=O)O	CC(=O)[C@@H]1C[C@H]1C(=O)[O-]	mol32417	CC(=O)C1CC1C(=O)O