(3aR,5R,6S,6aR)-5-[(4R)-2,2-Dimethyl-1,3-dioxolan-4-yl]-5-(hydroxymethyl)-2,2-dimethyl-6,6a-dihydro-3aH-furo[2,3-d][1,3]-dioxol-6-ol
(3aR,5R,6S,6aR)-5-[(4R)-2,2-Dimethyl-1,3-dioxolan-4-yl]-5-(hydroxymethyl)-2,2-dimethyl-6,6a-dihydro-3aH-furo[2,3-d][1,3]-dioxol-6-ol