[{"from": "human", "value": "What reagents could have been utilized in the following chemical reaction? [O][C][C][=C][C][=C][Branch1][C][O][C][=N][Ring1][#Branch1]>>[O][=C][C][=C][C][=C][Branch1][C][O][C][=N][Ring1][#Branch1]"}, {"from": "gpt", "value": "[C][C][#N].[C][C][Branch1][C][C][=O].[C][C][Branch1][C][C][O].[O][=Mn][=O]"}]