Using COC(=O)c1c([N+](=O)[O-])ccc(N(CCOS(C)(=O)=O)CCOS(C)(=O)=O)c1[N+](=O)[O-] to produce CS(=O)(=O)OCCN(CCOS(C)(=O)=O)c1ccc([N+](=O)[O-])c(C(=O)O)c1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.