Using Cc1ccc(C(=O)OC[C@H]2OC(O)[C@](C)(O)[C@@H]2OC(=O)c2ccc(C)cc2)cc1 to produce Cc1ccc(C(=O)OC[C@H]2O[C@@H]3O[C@]3(C)[C@@H]2OC(=O)c2ccc(C)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.