pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.39999961853027	QSARToolbox	0	-1	CCSSC[C@H]([NH3+])C(=O)[O-]	CCSSC[C@H](N)C(=O)[O-]	mol37728	CCSSC[C@H](N)C(=O)O