Using CC(C)(O)C1CCCN1, O=[N+]([O-])c1ccc(CBr)cc1 to produce CC(C)(O)C1CCCN1Cc1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.