19622-83-4 7-Deoxynarciclasine AIDS-004421 AIDS004421 Lycoricidine NSC349155 Narciclasine analog [1,3]Dioxolo[4,5-j]phenanthridin-6(2H)-one, 3,4,4a,5-tetrahydro-2,3,4-trihydroxy-, (2S,3R,4S,4aR)-