pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.36999988555908	QSARToolbox	0	-1	CO[P@@](C)(=O)O	CO[P@@](C)(=O)[O-]	mol28886	COP(C)(=O)O
1.60000002384186	QSARToolbox	0	-1	CO[P@@](C)(=O)O	CO[P@@](C)(=O)[O-]	mol28886	COP(C)(=O)O
2.14	AttenGpKa training set	0	-1	CO[P@@](C)(=O)O	CO[P@@](C)(=O)[O-]	mol28886	COP(C)(=O)O