pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.05	IUPAC digitized pKa	1	0	COc1cc[n+](O)cc1	COc1cc[n+]([O-])cc1	mol3838	COc1cc[n+]([O-])cc1