pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.95000004768372	QSARToolbox	0	-1	CCCCC[P@](=O)(O)OCC	CCCCC[P@](=O)([O-])OCC	mol34178	CCCCCP(=O)(O)OCC