[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a fatty acid ester. It has a role as a metabolite."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][/C][=Branch2][Ring1][#Branch2][=C][\\C][=Branch1][C][=O][O][C][Branch1][C][C][C][C][C][C][/C][=C][Branch1][C][/C][\\C][C][=Branch1][C][=O][O][/C]"}]