[{"from": "human", "value": "Provide a description of this molecule. [C][Branch2][Ring2][P][C][C][=Branch1][C][=O][N][C@@H1][Branch1][Ring1][C][S][C][=Branch1][C][=O][N][C@@H1][Branch2][Ring1][Branch2][C][C][C][=Branch1][C][=O][N][C@@H1][Branch1][Ring1][C][S][C][=Branch1][C][=O][N][C][C][=Branch1][C][=O][O][C][=Branch1][C][=O][O][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a phytochelatin that is a pentapeptide consisting of 2 units of gamma-Glu-Cys, with a glycyl unit at the C-terminus. It is a phytochelatin and a pentapeptide."}]