[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Rehmannia with data available."}, {"from": "gpt", "value": "[C][C][C][Branch2][Ring1][Ring1][C][=C][Branch1][=N][C][Ring1][Branch1][Branch1][=Branch1][O][C][Ring1][Branch2][=O][C][O][C][O][O]"}]