pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.02	IUPAC digitized pKa	1	0	Cn1ccc(=O)[nH+]c1	Cn1ccc(=O)nc1	mol4164	Cn1ccc(=O)nc1
1.8	IUPAC digitized pKa	1	0	Cn1ccc(=O)[nH+]c1	Cn1ccc(=O)nc1	mol4164	Cn1ccc(=O)nc1