pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.508	IUPAC digitized pKa	0	-1	Oc1cc(Cl)ccc1Cl	[O-]c1cc(Cl)ccc1Cl	mol2010	Oc1cc(Cl)ccc1Cl
7.51	Organic Oxygen Acids and Nitrogen Bases	0	-1	Oc1cc(Cl)ccc1Cl	[O-]c1cc(Cl)ccc1Cl	mol2010	Oc1cc(Cl)ccc1Cl
7.51000022888184	QSARToolbox	0	-1	Oc1cc(Cl)ccc1Cl	[O-]c1cc(Cl)ccc1Cl	mol2010	Oc1cc(Cl)ccc1Cl