Using Nc1ccc(Br)cc1I, C#CC1CCN(C(=O)OC(C)(C)C)C1 to produce CC(C)(C)OC(=O)N1CCC(C#Cc2cc(Br)ccc2N)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.