Using COC(=O)[C@@H]1CCC(=O)N1, N#Cc1ccc(CBr)cc1 to produce COC(=O)[C@@H]1CCC(=O)N1Cc1ccc(C#N)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.