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