Using O=[N+]([O-])c1cc(I)cnc1Cl, COC(=O)C(C)(C)N to produce COC(=O)C(C)(C)Nc1ncc(I)cc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.