Using CC(C)(C)OC(=O)N[C@@H]1CC[C@@H]1C(=O)N1CC[C@](O)(c2ccc(Cl)cc2)C(C)(C)C1 to produce CC1(C)CN(C(=O)[C@@H]2CC[C@@H]2N)CC[C@]1(O)c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.