pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.08	IUPAC digitized pKa	1	0	COc1cccc([NH3+])cc1=O	COc1cccc(N)cc1=O	mol6324	COc1cccc(N)cc1=O