pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.89	Organic Oxygen Acids and Nitrogen Bases	0	-1	CCCCCCCC(=O)O	CCCCCCCC(=O)[O-]	mol18556	CCCCCCCC(=O)O
4.9	OCHEM	0	-1	CCCCCCCC(=O)O	CCCCCCCC(=O)[O-]	mol18556	CCCCCCCC(=O)O
4.8899998664856	QSARToolbox	0	-1	CCCCCCCC(=O)O	CCCCCCCC(=O)[O-]	mol18556	CCCCCCCC(=O)O