Nsc 349156

pancratistatin

(1R)-2,3,4,4aβ,5,11bα-Hexahydro-1β,2α,3β,4β,7-pentahydroxy[1,3]dioxolo[4,5-j]phenanthridin-6(1H)-one

(1R)-1β,2α,3β,4β,7-Pentahydroxy-1,2,3,4,4aβ,5,6,11bα-octahydro[1,3]dioxolo[4,5-j]phenanthridine-6-one