Using Nc1nc(N)c(-c2cccc(Cl)c2Cl)c(C(F)(F)F)n1, O=C(OO)c1cccc(Cl)c1 to produce Nc1nc(N)[n+]([O-])c(C(F)(F)F)c1-c1cccc(Cl)c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.