Using O=C(N[C@H]1CCN(CCn2ccc3cnccc32)C1=O)OCc1ccccc1, CO to produce N[C@H]1CCN(CCn2ccc3cnccc32)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.