Using COC(=O)c1cc(O)c2c(c1)OC(C)(C)C2, CS(=O)(=O)c1ccc(F)cc1Cl to produce COC(=O)c1cc(Oc2ccc(S(C)(=O)=O)c(Cl)c2)c2c(c1)OC(C)(C)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.