pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.77	IUPAC digitized pKa	1	0	CS(=O)(=O)c1cccc2c([NH3+])cccc12	CS(=O)(=O)c1cccc2c(N)cccc12	mol6286	CS(=O)(=O)c1cccc2c(N)cccc12
2.76999998092651	QSARToolbox	1	0	CS(=O)(=O)c1cccc2c([NH3+])cccc12	CS(=O)(=O)c1cccc2c(N)cccc12	mol6286	CS(=O)(=O)c1cccc2c(N)cccc12