pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.6	IUPAC digitized pKa	0	-1	O=[N+]([O-])c1ccc([P@](=O)(O)OC2CCCCC2)cc1	O=[N+]([O-])c1ccc([P@](=O)([O-])OC2CCCCC2)cc1	mol11799	O=[N+]([O-])c1ccc(P(=O)(O)OC2CCCCC2)cc1