pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.06	IUPAC digitized pKa	1	0	CS(=O)(=O)c1cccc2cccc([NH3+])c12	CS(=O)(=O)c1cccc2cccc(N)c12	mol6289	CS(=O)(=O)c1cccc2cccc(N)c12
2.59999990463257	QSARToolbox	1	0	CS(=O)(=O)c1cccc2cccc([NH3+])c12	CS(=O)(=O)c1cccc2cccc(N)c12	mol6289	CS(=O)(=O)c1cccc2cccc(N)c12