[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][C][C][C][C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a naturally-occurring saturated fatty acid with nine carbon atoms. The ammonium salt form of nonanoic acid is used as an herbicide. It works by stripping the waxy cuticle of the plant, causing cell disruption, cell leakage, and death by desiccation."}]