[{"from": "human", "value": "Given this chemical reaction, what are some reagents that could have been used? [N][C][=C][C][=C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][C][=C][Ring1][=Branch2][I]>>[N][C][=C][C][=C][Branch1][C][N][C][Branch1][C][I][=C][Ring1][Branch2]"}, {"from": "gpt", "value": "[Cl].[Na+1].[OH1-1]"}]