Using CC1(C)CCc2ccc(O)cc2O1, CC(C)(C)OC(=O)c1cc(Cl)c(CBr)cc1F to produce CC(C)(C)OC(=O)c1cc(Cl)c(COc2ccc3c(c2)OC(C)(C)CC3)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.