Using CN1CCC(Cl)CC1, O=Cc1cc(SC(F)(F)F)ccc1Sc1cc(F)ccc1F to produce CN1CCC(C(O)c2cc(SC(F)(F)F)ccc2Sc2cc(F)ccc2F)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.