Using O=S([O-])S(=O)(=O)[O-], O=[N+]([O-])CS(=O)c1cccc2c1oc1ccccc12 to produce O=[N+]([O-])CS(=O)(=O)c1cccc2c1oc1ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.