Using CCOC(=O)C(Cc1ccc(C(F)(F)F)cc1)C(C)=O, Nc1ccc(Br)cc1 to produce Cc1nc2ccc(Br)cc2c(O)c1Cc1ccc(C(F)(F)F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.