Using CC(C)(C)OC(=O)N1CCC(C(=O)OCC2CCCCC2)CC1, N#Cc1ccc(CBr)cc1 to produce CC(C)(C)OC(=O)N1CCC(Cc2ccc(C#N)cc2)(C(=O)OCC2CCCCC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.