[{"from": "human", "value": "Please give me some details about this molecule. [C][C@@H1][Branch2][Ring1][O][C@H1][Branch1][Branch2][C][=Branch1][C][=O][O][Ring1][=Branch1][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][Ring1][#Branch1][C@@H1][Branch1][S][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][Ring1][#Branch1][O]"}, {"from": "gpt", "value": "The molecule is a lignan isolated from the leaves Piper sanguineispicum. It has a role as a plant metabolite. It is a lignan, a gamma-lactone and a member of benzodioxoles."}]