Using COC(=O)C[C@H]1CC[C@H](NC2CC2)CC1, O=C(O)c1ccc(Cl)cc1 to produce COC(=O)C[C@H]1CC[C@H](N(C(=O)c2ccc(Cl)cc2)C2CC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.