Using COC(=O)CCC(=O)c1ccc(Br)cc1, CC(C)(C)c1ccc(B(O)O)cc1 to produce COC(=O)CCC(=O)c1ccc(-c2ccc(C(C)(C)C)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.