Using C[O-], CS(=O)(=O)c1cc([N+](=O)[O-])cc([N+](=O)[O-])c1 to produce COc1cc([N+](=O)[O-])cc(S(C)(=O)=O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.