Using FC(F)(F)c1cnc(C(Cc2ccccc2)N=C(c2ccccc2)c2ccccc2)c(Cl)c1 to produce NC(Cc1ccccc1)c1ncc(C(F)(F)F)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.