Using Cc1cc(O)cc(C)c1Br, Cc1ccc(S(=O)(=O)OCC(C)(C)C#N)cc1 to produce Cc1cc(OCC(C)(C)C#N)cc(C)c1Br, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.