[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a polychlorinated dibenzofuran."}, {"from": "gpt", "value": "[C][=C][C][=C][Branch2][Ring1][#C][C][=Branch2][Ring1][#Branch2][=C][Branch2][Ring1][Branch1][C][=C][Ring1][=Branch1][O][C][Ring1][=Branch2][=C][Branch1][=Branch2][C][=Branch1][Branch1][=C][Ring1][=N][Cl][Cl][Cl][Cl][Cl][Cl]"}]