[{"from": "human", "value": "Based on the given chemical reaction, suggest some possible reagents. [O][C][C][C][C][C][C][Cl].[O][C][=C][C][=C][C][=C][C][=C][C][Ring1][=Branch1][=C][Ring1][#Branch2]>>[O][C][C][C][C][C][C][O][C][=C][C][=C][C][=C][C][=C][C][Ring1][=Branch1][=C][Ring1][#Branch2]"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][N][Branch1][C][C][C].[C][O-1].[O].[I-1].[Na+1].[Na+1]"}]