Using O=C(OCC1c2ccccc2-c2ccccc21)N1CC[C@H]2OC[C@H](O)[C@H]21 to produce O[C@H]1CO[C@@H]2CCN[C@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.