Using O=C1c2cc([N+](=O)[O-])ccc2S(=O)(=O)N1C(Sc1nnn[nH]1)c1ccccc1 to produce Nc1ccc2c(c1)C(=O)N(C(Sc1nnn[nH]1)c1ccccc1)S2(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.