[{"from": "human", "value": "Please propose potential reagents that might have been utilized in the provided chemical reaction. [C][O][C][=Branch1][C][=O][C][=C][C][=C][Branch1][=Branch1][N][C][C][C][#N][C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][=C][Ring1][=C]>>[C][O][C][=Branch1][C][=O][C][=C][C][=C][Branch1][=Branch1][N][C][C][C][#N][C][Branch1][C][N][=C][Ring1][N]"}, {"from": "gpt", "value": "[O].[Cl-1].[NH4+1].[Zn]"}]