[{"from": "human", "value": "Could you provide a description of this molecule? [C][O][C][=Branch1][C][=O][C][=C][Branch2][Ring1][#Branch1][C][=Branch2][Ring1][C][=C][Branch1][=Branch2][C][=Branch1][Branch1][=C][Ring1][=Branch1][Cl][Cl][C][=Branch1][C][=O][O][C][Cl][Cl]"}, {"from": "gpt", "value": "The molecule is a diester and a methyl ester."}]