英文名称
                        (2S,4aS,6aR,7R,9bR,9cS,12aR,12bR)-7-((2S)-3,4-dibromo-5,6-dimethylheptan-2-yl)-4a,6a-dimethyl-10,12-dioxo-2,3,4,4a,5a,6,6a,8,9,9a,9c,10,12,12a-tetradecahydro-1H,7H-9b,12b-ethenocyclopenta[1,2]oxireno[2',3':4,4a]phenanthro[9,10-c]furan-2-yl acetate