pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.97	IUPAC digitized pKa	0	-1	O=C(O)c1nccc2ccccc12,O=C([O-])c1[nH+]ccc2ccccc12	O=C([O-])c1nccc2ccccc12	mol11282	O=C(O)c1nccc2ccccc12
4.9699998	OCHEM	0	-1	O=C(O)c1nccc2ccccc12,O=C([O-])c1[nH+]ccc2ccccc12	O=C([O-])c1nccc2ccccc12	mol11282	O=C(O)c1nccc2ccccc12
4.96999979019165	QSARToolbox	0	-1	O=C(O)c1nccc2ccccc12,O=C([O-])c1[nH+]ccc2ccccc12	O=C([O-])c1nccc2ccccc12	mol11282	O=C(O)c1nccc2ccccc12