Using Cc1ccc(S(=O)(=O)OC[C@H]2CO2)cc1, CCOC(=O)c1sc2ccc(O)c(C=O)c2c1Cl to produce CCOC(=O)c1sc2ccc(OC[C@H]3CO3)c(C=O)c2c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.