[{"from": "human", "value": "Based on the given chemical reaction, can you propose some likely reagents that might have been utilized? [C][S][C][=C][C][=C][NH1][C][=C][C][Ring1][Branch1][=C][Ring1][=Branch2][Cl]>>[C][S][C][=C][C][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][Cl][C][C][N][Ring1][#Branch1]"}, {"from": "gpt", "value": "[BH3-1][C][#N].[Na+1]"}]