[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Caenorhabditis elegans with data available."}, {"from": "gpt", "value": "[C][=Branch1][#Branch1][=C][\\C][=Branch1][C][=O][O][\\C][=C][Branch1][=Branch1][/C][=Branch1][C][=O][O][\\N]"}]