[{"from": "human", "value": "What can you tell me about this molecule? [C][=Branch1][=Branch1][=C][Branch1][C][Cl][Cl][Branch1][#Branch2][C][=Branch1][=Branch1][=C][Branch1][C][Cl][Cl][Cl][Cl]"}, {"from": "gpt", "value": "The molecule appears as a colorless liquid with a mild odor. Insoluble in water and denser than water. Nonflammable. May be toxic by ingestion or inhalation. Used as a solvent and heat transfer fluid."}]