(2008/06/13)
(3β,5α,12β,25R)-3,12-di(acetoxy)spirostan-11-one
(25R)-3β,11β-diacetoxy-5α-spirostan-12-one
(25R)-3β,11α-diacetoxy-5α-spirostan-12-one
3β,12β-dihydroxy-11-oxo-23α-bromo-(25R)-5α-spirostane
3β-hydroxy-11β-bromo-12-oxo-(25R)-5α-spirostane