Using OB(O)c1cccc(O)c1, CC(NC(=O)OC(C)(C)C)c1ccc(C(=O)Nc2ccncc2)cc1Br to produce CC(NC(=O)OC(C)(C)C)c1ccc(C(=O)Nc2ccncc2)cc1-c1cccc(O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.