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