pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.50999999046326	QSARToolbox	0	-1	CCO[C@@H]1CCCC[C@H]1CC(=O)O	CCO[C@@H]1CCCC[C@H]1CC(=O)[O-]	mol35883	CCOC1CCCCC1CC(=O)O