[(3aR,5S,6S,6aR)-5-((R)-1,2-Dihydroxy-ethyl)-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-yl]-carbamic acid benzyl ester

(1S,2R,8S,8aR)-1,2,8-tri-O-acetyl-5-oxo-octahydroindolizine