Using Cc1cc(C(=O)Oc2ccc3cc(C(=N)N)ccc3c2)ccc1[N+](=O)[O-] to produce Cc1cc(C(=O)Oc2ccc3cc(C(=N)N)ccc3c2)ccc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.