Using CC(C)(COS(C)(=O)=O)[N+](=O)[O-], CC(=O)Nc1ccc(O)c(-c2ccnn2C)c1 to produce CC(=O)Nc1ccc(OCC(C)(C)[N+](=O)[O-])c(-c2ccnn2C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.