111594-61-7
1α,3β-bis[(tert-butyldimethylsilyl)oxy]androst-5-en-17-one
→
103909-62-2
1α,3β-Bis(tert-butyldimethylsilyloxy)-17-oxoandrosta-5,7-diene
20998-18-9
1α,3β-dihydroxy-androst-5-en-17-one