pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.01	IUPAC digitized pKa	0	-1	Cc1n[nH]c(=S)o1	Cc1n[n-]c(=S)o1	mol9106	Cc1n[nH]c(=S)o1