Using CCCc1cc(C(OCOC)(C(F)(F)F)C(F)(F)F)ccc1Oc1ccc(C(C)O)cc1I to produce CCCc1cc(C(OCOC)(C(F)(F)F)C(F)(F)F)ccc1Oc1ccc(C(C)=O)cc1I, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.