Using COC1CCC2(CC1)Cc1ccc(Br)cc1C2=O, N#Cc1cccc(B(O)O)c1 to produce COC1CCC2(CC1)Cc1ccc(-c3cccc(C#N)c3)cc1C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.