[{"from": "human", "value": "Please give me some details about this molecule. [C][C][Branch1][=Branch1][NH2+1][C][S][Ring1][Branch1][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is an alpha-amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of thioproline; major species at pH 7.3. It has a role as an antidote and an antioxidant. It is a tautomer of a thioproline."}]