pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.92000007629395	QSARToolbox	0	-1	CCNc1ccccc1S(=O)(=O)O	CCNc1ccccc1S(=O)(=O)[O-]	mol35835	CCNc1ccccc1S(=O)(=O)O
2.75999999046326	QSARToolbox	0	-1	CCNc1ccccc1S(=O)(=O)O	CCNc1ccccc1S(=O)(=O)[O-]	mol35835	CCNc1ccccc1S(=O)(=O)O
2.63000011444092	QSARToolbox	0	-1	CCNc1ccccc1S(=O)(=O)O	CCNc1ccccc1S(=O)(=O)[O-]	mol35835	CCNc1ccccc1S(=O)(=O)O