Using NCCN(CCN(Cc1ccccc1O)Cc1ccccc1O)Cc1ccc([N+](=O)[O-])cc1 to produce NCCN(CCN(Cc1ccccc1O)Cc1ccccc1O)Cc1ccc(N)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.