pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.7	OCHEM	0	-1	Nc1cc(S(=O)(=O)O)c2ccccc2c1,[NH3+]c1cc(S(=O)(=O)[O-])c2ccccc2c1	Nc1cc(S(=O)(=O)[O-])c2ccccc2c1	mol5290	Nc1cc(S(=O)(=O)O)c2ccccc2c1
3.70000004768372	QSARToolbox	0	-1	Nc1cc(S(=O)(=O)O)c2ccccc2c1,[NH3+]c1cc(S(=O)(=O)[O-])c2ccccc2c1	Nc1cc(S(=O)(=O)[O-])c2ccccc2c1	mol5290	Nc1cc(S(=O)(=O)O)c2ccccc2c1