SMILES: C(C(CS)C(=O)[O-])S
Description: The molecule is a monocarboxylic acid anion that is the conjugate base of 3-mercapto-2-mercaptomethylpropanoic acid; major species at pH 7.3. It is a conjugate base of a 3-mercapto-2-mercaptomethylpropanoic acid.