pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.33	IUPAC digitized pKa	1	0	[NH3+]c1ccccc(=O)c1	Nc1ccccc(=O)c1	mol6320	Nc1ccccc(=O)c1