Using N#Cc1cccc(B(O)O)c1, CC1(C)CC(C2CC(=O)c3cc(Br)ccc3O2)CCO1 to produce CC1(C)CC(C2CC(=O)c3cc(-c4cccc(C#N)c4)ccc3O2)CCO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.