Using Cn1ccc(NC(=O)c2cc(O)c3c(c2)OC(C)(C)C3)n1, FC(F)c1ccc(Br)cc1 to produce Cn1ccc(NC(=O)c2cc(Oc3ccc(C(F)F)cc3)c3c(c2)OC(C)(C)C3)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.