Using Cc1ccc(NC(=O)c2ccnc(N3CCOCC3)c2)cc1[N+](=O)[O-] to produce Cc1ccc(NC(=O)c2ccnc(N3CCOCC3)c2)cc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.