pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.38000011444092	QSARToolbox	0	-1	O=C(O)c1ccccc1S(=O)(=O)CCl	O=C([O-])c1ccccc1S(=O)(=O)CCl	mol34160	O=C(O)c1ccccc1S(=O)(=O)CCl