Using O=CO, COc1ccc(C(C#N)(CCCNCCOc2ccccc2OC)C(C)C)cc1OC to produce COc1ccc(C(C#N)(CCCN(C)CCOc2ccccc2OC)C(C)C)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.