pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.35	OCHEM	0	-1	Nc1ccc2ccccc2c1S(=O)(=O)O	Nc1ccc2ccccc2c1S(=O)(=O)[O-]	mol5289	Nc1ccc2ccccc2c1S(=O)(=O)O
2.34999990463257	QSARToolbox	0	-1	Nc1ccc2ccccc2c1S(=O)(=O)O	Nc1ccc2ccccc2c1S(=O)(=O)[O-]	mol5289	Nc1ccc2ccccc2c1S(=O)(=O)O