Using CCOC(=O)c1cc(OC)c(N(CCN2CCOCC2)S(C)(=O)=O)s1 to produce COc1cc(C(=O)O)sc1N(CCN1CCOCC1)S(C)(=O)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.