[{"from": "human", "value": "Given this chemical reaction, what are some reagents that could have been used? [C][C][=C][C][=C][C][NH1][C][=C][C][Ring1][=Branch2][=Ring1][Branch1]>>[C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][N][Ring1][Branch1]"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O].[BH3-1][C][#N].[Na+1]"}]