3664-91-3
→
3538-57-6
卤孕酮
96263-49-9
1827-70-9
2135-23-1
6β-Fluor-3β-acetoxy-5α-hydroxy-20-oxo-pregnan
3538-54-3
17α-Brom-6β-fluor-5α-hydroxy-pregnan-3,20-dion