Using CC(C)NC[C@H](CC(=O)O)Nc1ccc(C#N)c(Cl)c1 to produce CC(C)N1C[C@@H](Nc2ccc(C#N)c(Cl)c2)CC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.