7α-Methylestradiol
7α-Methylestradiol, also known as 7α-methylestra-1,3,5-triene-3,17β-diol, is a synthetic estrogen and an active metabolite of the androgen/anabolic steroid Trestolone. It is considered to be responsible for the estrogenic activity of trestolone. The compound shows about higher affinity for the androgen receptor than estradiol.