[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][#Branch1][C][=Branch1][C][=O][C][Cl][Cl]"}, {"from": "gpt", "value": "The molecule appears as a crystalline solid. Denser than water and insoluble in water. Inhalation of dust or powder may cause adverse health reactions."}]