(2R,3S,4S,5R)-2,5-bis(hydroxymethyl)oxolane-2,3,4-triol (2R,3S,4S,5R)-2,5-bis(hydroxymethyl)tetrahydrofuran-2,3,4-triol (2R,3S,4S,5R)-2,5-dimethyloltetrahydrofuran-2,3,4-triol 53188-23-1 C02336 beta-D-Fructose beta-D-arabino-Hexulose beta-Fruit sugar beta-Levulose ZINC01529270 Fructose, furanose form ST5407024 CHEBI:28645 beta-D-fructofuranose FRU