Using COC1(c2cc(O)cc(F)c2)CCOCC1, COC(=O)c1ccc(CBr)cc1 to produce COC(=O)c1ccc(COc2cc(F)cc(C3(OC)CCOCC3)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.