pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.81	IUPAC digitized pKa	1	0	Clc1ccc2[nH+]ccc(Cl)c2c1	Clc1ccc2nccc(Cl)c2c1	mol4395	Clc1ccc2nccc(Cl)c2c1
2.80999994277954	QSARToolbox	1	0	Clc1ccc2[nH+]ccc(Cl)c2c1	Clc1ccc2nccc(Cl)c2c1	mol4395	Clc1ccc2nccc(Cl)c2c1