Using O=C(OCc1ccccc1)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(O)COc1ccccc1 to produce O=C(COc1ccccc1)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.