pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.89	IUPAC digitized pKa	0	-1	CCOC(=O)c1cc(O)cc2ccccc12	CCOC(=O)c1cc([O-])cc2ccccc12	mol803	CCOC(=O)c1cc(O)cc2ccccc12