Using CCOC(=O)C1CN(CCCC(C#N)(c2ccccc2)C(C)C)CCN1Cc1ccccc1 to produce CCOC(=O)C1CN(CCCC(C#N)(c2ccccc2)C(C)C)CCN1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.