Bourjotilone A

Bourjotinolone A

(13α,14β,17α,20S,23R,24S)-21,24-Epoxy-23,25-dihydroxy-5α-lanost-7-en-3-one

(13alpha,14beta,17alpha,20S,23R,24S)-21,24-Epoxy-23,25-dihydroxylanost-7-en-3-one