Using COC(=O)c1cc(Cl)ccc1[C@@H]1CN(C)C[C@H]1C#N to produce CN1C[C@H]2CNC(=O)c3cc(Cl)ccc3[C@@H]2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.