Using O=C(CCl)OCC(Cl)(Cl)Cl, CC(=O)C(=NO)C(=O)OC(C)(C)C to produce CC(=O)C(=NOCC(=O)OCC(Cl)(Cl)Cl)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.