Using CN(C)C=O, COc1cc(C(C)N[C@H](C)c2cccc(Cl)c2)nn1-c1ccc(Br)cc1 to produce COc1cc(C(C)N[C@H](C)c2cccc(Cl)c2)nn1-c1ccc(C#N)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.