[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][C][=Branch1][#Branch2][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][Cl][Cl][O][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an odorless white to tan solid. Sinks in water. (USCG, 1999)"}]