Using CC1(C)C(=O)C(CO)N(c2ccc(C#N)c(Cl)c2)C1=O to produce CC1(C)C(=O)N(c2ccc(C#N)c(Cl)c2)[C@H](CO)[C@@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.