pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.36	OCHEM	0	-1	CS(=O)(=O)CC(=O)O	CS(=O)(=O)CC(=O)[O-]	mol2556	CS(=O)(=O)CC(=O)O
2.35999989509583	QSARToolbox	0	-1	CS(=O)(=O)CC(=O)O	CS(=O)(=O)CC(=O)[O-]	mol2556	CS(=O)(=O)CC(=O)O
2.44	AttenGpKa training set	0	-1	CS(=O)(=O)CC(=O)O	CS(=O)(=O)CC(=O)[O-]	mol2556	CS(=O)(=O)CC(=O)O