Using Oc1ccc(Cl)c(C(F)(F)F)c1, Cc1cc(C=O)c(F)cc1F to produce Cc1cc(C=O)c(F)cc1Oc1ccc(Cl)c(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.