[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [C][C][=C][NH1][C][=C][C][=C][C][Branch1][Ring1][C][#N][=C][Ring1][O][Ring1][Branch2]>>[C][C][=C][NH1][C][=C][C][=C][C][Branch1][Ring1][C][N][=C][Ring1][O][Ring1][Branch2]"}, {"from": "gpt", "value": "[C][O].[N].[Ni]"}]