Using CN(C)C=C(Cc1ccc(Cl)cc1)C(=O)[C@H]1CCCN1C(=O)OC(C)(C)C to produce CC(C)(C)OC(=O)N1CCC[C@@H]1c1oncc1Cc1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.