(8'S,9'S,10'R,13'S,14'S)-13'-ethyl-11'-methylidenespiro[1,3-dioxolane-2,3'-2,4,7,8,9,10,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene]-17'-one
(8'S,9'S,10'R,13'S,14'S)-13'-ethyl-11'-methylidenespiro[1,3-dioxolane-2,3'-2,4,7,8,9,10,12,14,15,16-decahydro-1H-cyclope ...
![(8'S,9'S,10'R,13'S,14'S)-13'-ethyl-11'-methylidenespiro[1,3-dioxolane-2,3'-2,4,7,8,9,10,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene]-17'-one结构式](/storage/product/20261022/20261022105126_86591.png)










