[{"from": "human", "value": "Based on the given chemical reaction, suggest some possible reagents. [N][#C][C][=C][C][=C][Branch1][=Branch1][C][=Branch1][C][=O][O][C][=C][Ring1][=Branch2]>>[N][C][C][=C][C][=C][Branch1][=Branch1][C][=Branch1][C][=O][O][C][=C][Ring1][=Branch2]"}, {"from": "gpt", "value": "[C][O].[Ni]"}]