Using CC(C)(C)OC(=O)Cc1cccc2c1c([N+](=O)[O-])cn2S(=O)(=O)c1ccccc1 to produce CC(C)(C)OC(=O)Cc1cccc2[nH]cc([N+](=O)[O-])c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.