Using CCO[C@H]1CC[C@H](c2ccc(O)c(F)c2)CC1, FC(F)Cl to produce CCO[C@H]1CC[C@H](c2ccc(OC(F)F)c(F)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.