Using Cc1ncn(S(=O)(=O)N(C)C)c1C(O)c1ccc2c(c1)OCCO2 to produce Cc1ncn(S(=O)(=O)N(C)C)c1Cc1ccc2c(c1)OCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.