[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [N][C][=N][C][=C][Branch1][=Branch2][C][Branch1][C][F][Branch1][C][F][F][C][=C][Ring1][#Branch2][N+1][=Branch1][C][=O][O-1]>>[N][C][=C][C][Branch1][=Branch2][C][Branch1][C][F][Branch1][C][F][F][=C][N][=C][Ring1][#Branch2][N]"}, {"from": "gpt", "value": "[C][O].[Ni]"}]