Using CN(C[C@@H](CC=O)c1ccc(Cl)c(Cl)c1)C(=O)c1cc(C#N)cc2ccccc12, OC1CNC1 to produce CN(C[C@@H](CCN1CC(O)C1)c1ccc(Cl)c(Cl)c1)C(=O)c1cc(C#N)cc2ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.