(1S,6S,7R,8R,8aR)-8-(Benzyloxy)-1,6,7-trihydroxyoctahydroindolizidine

1,6,7,8-tetrahydroxy-7,8-O-isopropylideneindolizidine

(3aR,4S,9S,9aR,9bR)-9-Methoxymethoxy-2,2-dimethyl-octahydro-[1,3]dioxolo[4,5-g]indolizin-4-ol