CC(C)C1=C[C@@H]([C@@H](C)[C@H]2CC[C@H]3[C@@H]4CC=C5C[C@@H](O)CC[C@]5(C)[C@H]4CC[C@]23C)OOC1 (3S,8S,9S,10R,13S,14S,17R)-10,13-dimethyl-17-[(1S)-1-[(3R)-5-propan-2-yl-3,6-dihydro-1,2-dioxin-3-yl]ethyl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol