[{"from": "human", "value": "Describe this molecule. [C][=C][C][=Branch1][O][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][N][=C][=O][C][Branch1][C][F][Branch1][C][F][F]"}, {"from": "gpt", "value": "The molecule appears as a light colored liquid. May severely irritate skin, eyes and mucous membranes. Toxic by ingestion, inhalation and skin absorption."}]