Using OB(O)c1cccnc1, O=[N+]([O-])c1cc(I)ccc1S(=O)(=O)c1ccccc1 to produce O=[N+]([O-])c1cc(-c2cccnc2)ccc1S(=O)(=O)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.