pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.78999996185303	QSARToolbox	0	-1	O=[Se@@](O)c1ccccc1	O=[Se@@]([O-])c1ccccc1	mol9690	O=[Se](O)c1ccccc1