[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an herbicide in the class of synthetic auxins. It is used to control broadleaf weeds and woody brush. It is formulated as the 1-methylheptyl ester (fluroxypyr-MHE)."}, {"from": "gpt", "value": "[C][Branch1][=Branch1][C][=Branch1][C][=O][O][O][C][=N][C][=Branch1][=N][=C][Branch1][=Branch2][C][=Branch1][Branch1][=C][Ring1][=Branch1][Cl][N][Cl][F]"}]