Using CCOC(=O)CBr, O=C(C(O)C1CC1)N1CC(c2cc(F)ccc2F)=C[C@H]1c1ccccc1 to produce CCOC(=O)CO[C@H](C(=O)N1CC(c2cc(F)ccc2F)=C[C@H]1c1ccccc1)C1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.