pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.03999996185303	QSARToolbox	0	-1	O=C(O)[C@@H]1CCc2nonc2C1	O=C([O-])[C@@H]1CCc2nonc2C1	mol35992	O=C(O)C1CCc2nonc2C1