pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.08	IUPAC digitized pKa	1	0	CSC(=O)c1ncn(C)c1[NH3+],CSC(=O)c1[nH+]cn(C)c1N	CSC(=O)c1ncn(C)c1N	mol6639	CSC(=O)c1ncn(C)c1N