Using CC(C)C(=O)C(C(=O)c1ccc(F)c(F)c1O)c1ccc(Cl)cc1 to produce CC(C)c1oc2c(F)c(F)ccc2c(=O)c1-c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.