Using CCOC(=O)c1cc2cc[nH]c2cn1, Fc1ccc(CBr)c(F)c1 to produce CCOC(=O)c1cc2ccn(Cc3ccc(F)cc3F)c2cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.