pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.83	IUPAC digitized pKa	1	0	[NH3+]Cc1cccc(CC(=O)O)c1	[NH3+]Cc1cccc(CC(=O)[O-])c1	mol11043	NCc1cccc(CC(=O)O)c1