[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a fatty acid ester obtained by the formal condensation of hexanol with butyric acid. It has a role as an animal metabolite. It is functionally related to a butyric acid and a hexan-1-ol."}, {"from": "gpt", "value": "[C][C][C][C][C][C][O][C][=Branch1][C][=O][C][C][C]"}]