Using Fc1ccc(Br)cc1, O=C(CCCCc1ccccc1)c1c[nH]cn1 to produce OC(CCCCc1ccccc1)(c1ccc(F)cc1)c1c[nH]cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.