Using CC(C)(C)OC(=O)N1CCNCC1, O=[N+]([O-])c1ccc(C(F)(F)C(F)(F)F)c(CBr)c1 to produce CC(C)(C)OC(=O)N1CCN(Cc2cc([N+](=O)[O-])ccc2C(F)(F)C(F)(F)F)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.