pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.6	IUPAC digitized pKa	0	-1	Nc1nc(S)nc(S)n1	Nc1nc([S-])nc(S)n1	mol7609	Nc1nc(S)nc(S)n1
8.2	IUPAC digitized pKa	-1	-2	Nc1nc([S-])nc(S)n1	Nc1nc([S-])nc([S-])n1	mol7609	Nc1nc(S)nc(S)n1