(3S)-6α-Acetyloxy-1,2,3,6,7,7a,10,14,14aβ,14b-decahydro-3,13-dimethoxy-5,5,7aβ,9,14bα-pentamethyl-12H-3β,5aβ-epoxy-5H-furo[3,4-i]oxepino[4,3-a]xanthen-12-one · CAS号: 81543-01-3 · 分子量: 516.58004