pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.45	IUPAC digitized pKa	-3	-4	CO[P@@](=O)(O)O[P@](=O)([O-])OP(=O)([O-])[O-],CO[P@@](=O)([O-])O[P@](=O)(O)OP(=O)([O-])[O-],CO[P@@](=O)([O-])O[P@](=O)([O-])OP(=O)([O-])O	CO[P@@](=O)([O-])O[P@](=O)([O-])OP(=O)([O-])[O-]	mol8915	COP(=O)(O)OP(=O)(O)OP(=O)(O)O
6.44999980926514	QSARToolbox	-3	-4	CO[P@@](=O)(O)O[P@](=O)([O-])OP(=O)([O-])[O-],CO[P@@](=O)([O-])O[P@](=O)(O)OP(=O)([O-])[O-],CO[P@@](=O)([O-])O[P@](=O)([O-])OP(=O)([O-])O	CO[P@@](=O)([O-])O[P@](=O)([O-])OP(=O)([O-])[O-]	mol8915	COP(=O)(O)OP(=O)(O)OP(=O)(O)O