[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a diarylmethane."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][N+1][Branch1][C][C][Branch2][Ring1][=N][C][C][C][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][C][Branch1][C][C][C].[I-1]"}]