Using COC(=O)[C@H](Cc1ccc(Br)s1)NC(=O)OC(C)(C)C, N#Cc1ccc(B(O)O)cc1 to produce COC(=O)[C@H](Cc1ccc(-c2ccc(C#N)cc2)s1)NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.