[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a lignan."}, {"from": "gpt", "value": "[C][=C][C][=Branch1][=Branch2][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][C@@H1][Branch1][Ring1][C][O][C@@H1][Branch1][=N][C][C][=C][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][O][C][O]"}]