(4aS,4bR,5aR,6aS,9aS,9bS)-3-hydroxy-4a,6a-dimethyl-4,4a,6,6a,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxirene-2,7(3H,5aH)-dione

methyl (Z)-2-((4S,4aR,5aR,6aS,9aS,9bS)-4,6a-dimethyl-7-oxo-4-(2-oxoethyl)decahydrocyclopenta[3,4]naphtho[1,8a-b]oxiren-3(4H)-ylidene)acetate

methyl (Z)-2-((4S,4aR,5aR,6aS,9aS,9bS)-4-(2-hydroxyethyl)-4,6a-dimethyl-7-oxodecahydrocyclopenta[3,4]naphtho[1,8a-b]oxiren-3(4H)-ylidene)acetate

(3S,3aS,5R,5bR,6S,11bR)-3,5-Dihydroxy-6-methoxymethyl-3a,5b-dimethyl-2,3,3a,4,5,5b,6,11b-octahydro-1H-7,10-dioxa-cyclopenta[j]acephenanthrylene-8,11-dione