Using CC(C)(C)S(=O)(=O)C(C#N)CCc1ccc(Cl)cc1, ClCn1cncn1 to produce CC(C)(C)S(=O)(=O)C(C#N)(CCc1ccc(Cl)cc1)Cn1cncn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.