Using O=[N+]([O-])c1ccc(CCBr)cc1, O=C1c2ccccc2CC1C1CCNCC1 to produce O=C1c2ccccc2CC1C1CCN(CCc2ccc([N+](=O)[O-])cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.