[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][#Branch2][C][Branch1][=Branch1][C][=Branch1][C][=O][O][N][Se][Se][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a diselenide and a selenoamino acid. It is functionally related to a selenocysteine."}]