Using Fc1ccccc1CBr, CC(C)N(CCCCO)C(=O)OC(C)(C)C to produce CC(C)N(CCCCOCc1ccccc1F)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.