Using Brc1ccccc1I, C#Cc1ccc(C(=O)OC(C)(C)C)cc1 to produce CC(C)(C)OC(=O)c1ccc(C#Cc2ccc(Br)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.