[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][S][C@@H1][Branch1][N][C][=Branch1][C][=O][N][C][C][=Branch1][C][=O][O][N][S]"}, {"from": "gpt", "value": "The molecule is a dipeptide consisting of glycine having an L-cysteinyl attached to its alpha-amino group. It is an intermediate metabolite in glutathione metabolism. It has a role as a human metabolite, a Saccharomyces cerevisiae metabolite and an Escherichia coli metabolite. It is a tautomer of a L-cysteinylglycine zwitterion."}]