pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.28	Datawarrior	0	-1	CC[Se@](=O)O	CC[Se@](=O)[O-]	mol15907	CC[Se](=O)O
5.2800002	OCHEM	0	-1	CC[Se@](=O)O	CC[Se@](=O)[O-]	mol15907	CC[Se](=O)O
5.28000020980835	QSARToolbox	0	-1	CC[Se@](=O)O	CC[Se@](=O)[O-]	mol15907	CC[Se](=O)O