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