[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][O][C][Branch1][Ring1][C][S][C][=Branch1][C][=O][O][S]"}, {"from": "gpt", "value": "The molecule is a sulfur-containing carboxylic acid consisting of isobutyric acid having mercapto substituents on both beta-carbons. It is a dithiol and a sulfur-containing carboxylic acid. It is functionally related to a propionic acid. It is a conjugate acid of a 3-mercapto-2-mercaptomethylpropanoate(1-)."}]