Using CI, CC(C)(C)OC(=O)NC[C@@H](Sc1cc(Cl)ccc1C#N)c1ccccc1 to produce CN(C[C@@H](Sc1cc(Cl)ccc1C#N)c1ccccc1)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.