Using COC(=O)c1cccc2c1CC[C@H]1[C@H]2CCCN1Cc1ccccc1 to produce OCc1cccc2c1CC[C@H]1[C@H]2CCCN1Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.