Using CCCCN1C(=O)c2cccnc2C1(O)c1ccccc1, O=[N+]([O-])O to produce CCCCN1C(=O)c2cccnc2C1(O)c1cccc([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.