[{"from": "human", "value": "Please provide possible reagents based on the following chemical reaction. [Cl][C][=C][C][=C][C][=C][NH1][C][Ring1][Branch1][=C][Ring1][=Branch2]>>[Cl][C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][N][C][C][Ring1][=Branch1]"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O].[BH3-1][C][#N].[Na+1]"}]