pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.87	IUPAC digitized pKa	0	-1	CC(=O)Nc1cc(O)c2ccccc2c1	CC(=O)Nc1cc([O-])c2ccccc2c1	mol11699	CC(=O)Nc1cc(O)c2ccccc2c1