Using O=[N+]([O-])c1cc(Cl)c(Cl)c(Cl)c1, Oc1cnc2ccccc2c1 to produce O=[N+]([O-])c1cc(Cl)c(OC2C=Nc3ccccc3C2)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.