pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.22	AttenGpKa training set	-1	-2	C/N=C(\N)[P@](=O)([O-])OC	C/N=C(\[NH-])[P@](=O)([O-])OC	mol28028	C/N=C(\N)P(=O)(O)OC