Using COC(=O)c1ccc(OC2CC(F)(F)C2)c(-c2ccc(OC)c(Cl)c2)c1 to produce COc1ccc(-c2cc(C(=O)O)ccc2OC2CC(F)(F)C2)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.