[{"from": "human", "value": "Based on the given chemical reaction, can you propose some likely reagents that might have been utilized? [C][O].[N][C][=C][C][=C][Branch1][=Branch2][C][C][C][C][=Branch1][C][=O][O][C][=C][Ring1][N]>>[C][O][C][=Branch1][C][=O][C][C][C][C][=C][C][=C][Branch1][C][N][C][=C][Ring1][#Branch1]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[Cl][C][Cl].[O].[O][=S][=Branch1][C][=O][Branch1][C][O][O].[NH4+1].[OH1-1]"}]