[{"from": "human", "value": "Please give me some details about this molecule. [C][=Branch1][#Branch1][=C][C][=Branch1][C][=O][O][C][=Branch1][#Branch2][=C][Branch1][=Branch1][C][=Branch1][C][=O][O][Cl][Cl]"}, {"from": "gpt", "value": "The molecule is a dichloromuconic acid in which the two chloro groups are placed at positions 2 and 3. It is a conjugate acid of a 2,3-dichloromuconate(2-)."}]