Using CN(Cc1ccccc1)C(=O)C1CCCc2c1c1ccccc1n2CCOCc1ccccc1 to produce CN(Cc1ccccc1)C(=O)C1CCCc2c1c1ccccc1n2CCO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.