[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is the acetate ester of 6-methylheptan-2-ol. It has a role as a metabolite."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][C][C][C][Branch1][C][C][O][C][=Branch1][C][=O][C]"}]