[{"from": "human", "value": "Please propose potential reagents that might have been utilized in the provided chemical reaction. [N][#C][C][=C][C][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][N][C][C][C][Ring1][Branch2].[I-1]>>[N][#C][C][=C][C][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][I][C][C][C][Ring1][Branch2]"}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][C][O][N][=O]"}]