Using COC(=O)N1CC[C@H](NC(C)=O)C[C@H]1Cc1ccc(Cl)cc1 to produce CC(=O)N[C@H]1CCN[C@H](Cc2ccc(Cl)cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.