pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.3	IUPAC digitized pKa	0	-1	NCCSSC[C@H]([NH3+])C(=O)[O-],N[C@@H](CSSCC[NH3+])C(=O)[O-]	NCCSSC[C@H](N)C(=O)[O-]	mol9513	NCCSSCC(N)C(=O)O
8.28	IUPAC digitized pKa	1	0	[NH3+]CCSSC[C@H]([NH3+])C(=O)[O-]	NCCSSC[C@H]([NH3+])C(=O)[O-],N[C@@H](CSSCC[NH3+])C(=O)[O-]	mol9513	NCCSSCC(N)C(=O)O