[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Hamigera avellanea with data available."}, {"from": "gpt", "value": "[C][C@H1][C@H1][Branch1][=Branch2][C@@H1][Ring1][Ring1][C][=Branch1][C][=O][C][/C][=C][/C][=Branch1][C][=O][C]"}]