Using O=[N+]([O-])c1cc(Cl)ccc1Cl, Oc1ccccc1OCc1ccccc1 to produce O=[N+]([O-])c1cc(Cl)ccc1-c1ccccc1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.