pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.32	Organic Oxygen Acids and Nitrogen Bases	-1	-2	O=C1CC(C(=O)O)CC(=O)C1=C([O-])C1CC1,O=C1CC(C(=O)[O-])CC(=O)C1=C(O)C1CC1	O=C1CC(C(=O)[O-])CC(=O)C1=C([O-])C1CC1	mol21782	O=C1CC(C(=O)O)CC(=O)C1=C(O)C1CC1