[{"from": "human", "value": "Please give me some details about this molecule. [C][C][C@H1][Branch1][Branch1][N][C][Ring1][Branch1][C][=Branch1][C][=O][N][C@@H1][Branch1][Ring1][C][S][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a dipeptide obtained by formal condensation of the carboxy group of L-proline acid with the amino group of L-cysteine. It is functionally related to a L-proline and a L-cysteine."}]