pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
0.419999986886978	QSARToolbox	1	0	C[S@+]([O-])c1cnc[nH+]c1	C[S@+]([O-])c1cncnc1	mol7507	C[S+]([O-])c1cncnc1