Using Cc1ccnc(Nc2ccc(OCc3ccccc3)cc2)c1[N+](=O)[O-] to produce Cc1ccnc(Nc2ccc(OCc3ccccc3)cc2)c1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.