Using CC(C)=C1C(=O)OC(C)(C)OC1=O, Fc1cc(Br)ccc1I to produce CC1(C)OC(=O)C(C(C)(C)c2ccc(Br)cc2F)C(=O)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.