Using C#Cc1ccccc1, CC(C)(C)OC(=O)NC1(c2ccc(Br)cc2)CCC1 to produce CC(C)(C)OC(=O)NC1(c2ccc(C#Cc3ccccc3)cc2)CCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.