(6aR,6bS,8aS,8bS,9aR,10aS,10bR)-8b-乙酰基-6a,8a-二甲基-5,6,6a,6b,7,8,8a,8b,9a,10,10a,10b-十二氢-1H-萘[2',1':4,5]茚并[1,2-b]环氧乙烷-4(2H)-酮, (6aR,6bS,8aS,8bS,9aR,10aS,10bR)-8b-acetyl-6a,8a-dimethyl-5,6,6a,6b,7,8,8a,8b,9a,10,10a,10b-dodecahydro-1H-naphtho[2',1':4,5]indeno[1,2-b]oxiren-4(2H)-one