Using CCOC(=O)[C@@H]1CCCN1C(=O)C1=Cc2ccccc2CC1 to produce O=C(O)[C@@H]1CCCN1C(=O)C1=Cc2ccccc2CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.