pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.42999982833862	QSARToolbox	0	-1	O=[Se@](O)c1cccc(Br)c1	O=[Se@]([O-])c1cccc(Br)c1	mol37350	O=[Se](O)c1cccc(Br)c1