pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.7	IUPAC digitized pKa	0	-1	O=C(O)C[Se]c1ccc(Br)cc1	O=C([O-])C[Se]c1ccc(Br)cc1	mol10748	O=C(O)C[Se]c1ccc(Br)cc1
3.70000004768372	QSARToolbox	0	-1	O=C(O)C[Se]c1ccc(Br)cc1	O=C([O-])C[Se]c1ccc(Br)cc1	mol10748	O=C(O)C[Se]c1ccc(Br)cc1