[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a sesquiterpenoid."}, {"from": "gpt", "value": "[C][/C][=C][/C][C][C][Branch1][P][C][C][C][Branch1][Branch2][C][Ring1][Ring2][C][C][/-Ring1][O][Branch1][C][C][C][C][=O]"}]