[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][C][=Branch1][N][=C][Branch1][Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][Cl][Cl][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule appears as light yellow crystals or yellow crystalline solid. "}]