Using CCc1nc(Cl)nc(N)c1C#N, N[C@@H]1CCCc2ccccc21 to produce CCc1nc(N[C@@H]2CCc3ccccc32)nc(N)c1C#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.