Using CCc1nc(-c2ccc(C(F)(F)F)cc2)oc1COc1ccc(CCC(=O)OC)c(C)c1 to produce CCc1nc(-c2ccc(C(F)(F)F)cc2)oc1COc1ccc(CCC(=O)O)c(C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.