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