Using O=C(Cl)Oc1ccc([N+](=O)[O-])cc1, O=C1NCc2ccccc21 to produce O=C(OC1=NCc2ccccc21)Oc1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.