Using Fc1c(Cl)cc(C(/C=C/c2ccc3c(c2)CCN3)C(F)(F)F)cc1Cl, O=N[O-] to produce O=NN1CCc2cc(C=CC(c3cc(Cl)c(F)c(Cl)c3)C(F)(F)F)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.