<unk> , also known as 5α-androstane-3α,17β-diol, is a naturally occurring androstane steroid and a structural analogue of DHT (5α-androstan-17β-ol-3-one). A notable positional isomer of<unk>  is<unk> . An orally active synthetic analogue of<unk> , 17α-ethynyl-3α-androstanediol (HE-3235, Apoptone), was formerly under investigation for the treatment of prostate cancer and breast cancer.
3α-Androstanediol
3β-Androstanediol
5α-Dihydroethisterone
8,9-Dehydroestrone
11β-Methyl-19-nortestosterone
8,9-Dehydroestradiol
Dihydrotestosterone
16α-Hydroxyestrone