Using Cc1cc(Br)cc(C)c1O, Cc1ccc(S(=O)(=O)OCCC(C)(C)O)cc1 to produce Cc1cc(Br)cc(C)c1OCCC(C)(C)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.