Using COC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1C(=O)CC1CCc2ccccc21 to produce O=C([C@@H]1CCCN1C(=O)CC1CCc2ccccc21)N1CCC[C@H]1CO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.