[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a fatty acid ester. It has a role as a metabolite."}, {"from": "gpt", "value": "[C][C@@][Branch2][Ring1][#Branch2][C@@H1][C][C@@H1][C@H1][Branch2][Ring1][C][C][C@][Ring1][=Branch1][Branch1][=Branch1][C][C][Ring1][=Branch1][=C][C][=C][C][Ring1][=N][=O][O][C][C][C][=Branch1][C][=O][O][C]"}]