pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.94	IUPAC digitized pKa	1	0	CNc1ccc(SC)[nH+]n1,C[NH2+]c1ccc(SC)nn1,CNc1ccc(SC)n[nH+]1	CNc1ccc(SC)nn1	mol6971	CNc1ccc(SC)nn1