Using CC(C)(C)OC(=O)N1C2CCC1CN(c1ccc3cc([N+](=O)[O-])ccc3n1)C2 to produce O=[N+]([O-])c1ccc2nc(N3CC4CCC(C3)N4)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.