pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
12.43	IUPAC digitized pKa	1	0	CSc1nc(=[NH2+])ccn1C,CSc1[nH+]c(=N)ccn1C	CSc1nc(=N)ccn1C	mol4158	CSc1nc(=N)ccn1C