pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.61	IUPAC digitized pKa	1	0	CS(=O)(=O)c1cc([NH3+])cc2ccccc12	CS(=O)(=O)c1cc(N)cc2ccccc12	mol6291	CS(=O)(=O)c1cc(N)cc2ccccc12
2.60999989509583	QSARToolbox	1	0	CS(=O)(=O)c1cc([NH3+])cc2ccccc12	CS(=O)(=O)c1cc(N)cc2ccccc12	mol6291	CS(=O)(=O)c1cc(N)cc2ccccc12