pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.95	IUPAC digitized pKa	1	0	NC(=[OH+])c1ccc2ccccc2c1	NC(=O)c1ccc2ccccc2c1	mol8738	NC(=O)c1ccc2ccccc2c1
-1.84	AttenGpKa training set	1	0	NC(=[OH+])c1ccc2ccccc2c1	NC(=O)c1ccc2ccccc2c1	mol8738	NC(=O)c1ccc2ccccc2c1