Using COC(=O)c1cc(C(=O)C(C)C)c[nH]1, Fc1ccc(CBr)cc1F to produce COC(=O)c1cc(C(=O)C(C)C)cn1Cc1ccc(F)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.