Using O=C1c2ccc(Cl)cc2CCc2c(O)cccc21, Cc1ccc(S(=O)(=O)OC[C@H]2COC(C)(C)O2)cc1 to produce CC1(C)OC[C@H](COc2cccc3c2CCc2cc(Cl)ccc2C3=O)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.