Using CC(C)(C)OC(=O)N1[C@@H](CO)CC(OCc2ccccc2)[C@H]1CO to produce CC(C)(C)OC(=O)N1C2COCC1C(OCc1ccccc1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.