Using O=C(O)c1ccc([N+](=O)[O-])cc1, CC(C)(C)OC(=O)N[C@]1(C(=O)OC(C)(C)C)[C@@H]2[C@@H](C(=O)OC(C)(C)C)[C@@H]2[C@@H](O)[C@H]1OCc1ccc(Cl)c(Cl)c1 to produce CC(C)(C)OC(=O)N[C@]1(C(=O)OC(C)(C)C)[C@@H]2[C@@H](C(=O)OC(C)(C)C)[C@@H]2[C@H](OC(=O)c2ccc([N+](=O)[O-])cc2)[C@H]1OCc1ccc(Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.