Using CC(C)(C)CC1NC(C(=O)O)C(c2cccc(Cl)c2)C1(C#N)c1ccc(Cl)cc1, CNC to produce CN(C)C(=O)C1NC(CC(C)(C)C)C(C#N)(c2ccc(Cl)cc2)C1c1cccc(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.