pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.35	IUPAC digitized pKa	0	-1	O=C[C@@H]1CCCCC1=O	O=C[C-]1CCCCC1=O	mol9981	O=CC1CCCCC1=O
6.3499999	OCHEM	0	-1	O=C[C@@H]1CCCCC1=O	O=C[C-]1CCCCC1=O	mol9981	O=CC1CCCCC1=O
6.34999990463257	QSARToolbox	0	-1	O=C[C@@H]1CCCCC1=O	O=C[C-]1CCCCC1=O	mol9981	O=CC1CCCCC1=O