Using Cc1c([N+](=O)[O-])cccc1S(N)(=O)=O, O=[Mn](=O)(=O)[O-] to produce O=C1NS(=O)(=O)c2cccc([N+](=O)[O-])c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.