[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [N][#C][C][C][C][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1]>>[N][C][C][C][C][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "[C][C][O].[NH4+1].[Ni].[OH1-1]"}]