Using N#Cc1cncc(Br)c1, CC(C)(C(=O)O)c1ccc(B(O)O)cc1 to produce CC(C)(C(=O)O)c1ccc(-c2cncc(C#N)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.