Using O=[N+]([O-])c1ccc(C2OCCO2)cc1CS(=O)(=O)c1cccc2ccccc12 to produce O=Cc1ccc([N+](=O)[O-])c(CS(=O)(=O)c2cccc3ccccc23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.