Synonyms: D:A-Friedo-24,30-dinoroleana-1(10),3,5,7-tetraene-2,21-dione,3,22-dihydroxy-, (20b,22b)-; 2,10(6bH,9H)-Picenedione,7,8,8a,11,12,12a,12b,13,14,14a-decahydro-3,9-dihydroxy-4,6b,8a,11,12b,14a-hexamethyl-,(6bS,8aR,9S,11R,12aS,12bS,14aR)-; 22-Hydroxytingenone; 22b-Hydroxymaytenin; 22b-Hydroxytingenone; Tingenin B