pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.12	IUPAC digitized pKa	0	-1	O=C(O)CNC(=S)S	O=C([O-])CNC(=S)S,O=C(O)CNC(=S)[S-]	mol9108	O=C(O)CNC(=S)S
3.84	IUPAC digitized pKa	-1	-2	O=C([O-])CNC(=S)S,O=C(O)CNC(=S)[S-]	O=C([O-])CNC(=S)[S-]	mol9108	O=C(O)CNC(=S)S