pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.7	OCHEM	0	-1	O=C1C[C@H](S)C(=O)N1	O=C1C[C@H]([S-])C(=O)N1	mol686	O=C1C[C@H](S)C(=O)N1