Using BrCc1ccccc1, Cc1ccc(S(=O)(=O)OC2CCC(O)CC2)cc1 to produce Cc1ccc(S(=O)(=O)OC2CCC(OCc3ccccc3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.