Using FC(F)(F)c1cccc(CBr)c1, COC(=O)c1ccc2nc[nH]c(=O)c2c1 to produce COC(=O)c1ccc2ncn(Cc3cccc(C(F)(F)F)c3)c(=O)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.