Using COC(=O)c1c([N+](=O)[O-])cc(OC)c(OC)c1OS(C)(=O)=O to produce COC(=O)c1c([N+](=O)[O-])cc(OC)c(OC)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.