Using O=C(Nc1ccc(OCc2ccccc2)cc1)[C@@H]1CCCN1C(=O)OCc1ccccc1 to produce O=C(Nc1ccc(O)cc1)[C@@H]1CCCN1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.