(3aR,3bS,6aR,7aR)-2,2-dimethyltetrahydrofuro[2',3':4,5]furo[2,3-d][1,3]dioxol-5(3aH)-one
a-D-xylo-Hexofuranuronic acid, 5-deoxy-1,2-O-(1-methylethylidene)-, g-lactone; 1,2-Di-O-isopropylidene-5-deoxy-alpha-D-xylo-hexofuranosidurono-6,3-lactone; 1,2-O-isopropylidene-alpha-D-5-deoxyglucurono-6,3-lactone; 1,2-O-Isopropyliden-5-desoxy-D-xylo-hexofuranuronolacton
