Using COC(=O)CCC(=O)NC1(C(=O)NCc2ccc(Oc3ccc(OC)cc3C(F)(F)F)cc2)CC1 to produce COc1ccc(Oc2ccc(CNC(=O)C3(NC(=O)CCC(=O)O)CC3)cc2)c(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.