Using Cc1ccc(S(=O)(=O)OC[C@H]2CO2)cc1, COC(=O)c1ccc(O)c(O)c1C to produce COC(=O)c1ccc2c(c1C)OC(CO)CO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.