pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.07000005245209	QSARToolbox	0	-1	O=C(O)C(=O)c1ccccc1Br	O=C([O-])C(=O)c1ccccc1Br	mol34335	O=C(O)C(=O)c1ccccc1Br