115127-57-6
(22R,23R,24S)-3β-bromo-22,23-diacetoxy-5α-ergostan-6-one
→
106560-75-2
(22R,23R,24S)-22,23-diacetoxy-2α,3α-isopropylidenedioxy-5α-ergostan-6-one
80736-41-0
4H-1-苯并吡喃-4-酮,5,7-二氯-2,3-二氢-3-(1H-咪唑-1-基)-, 氢溴化 (1:1)