3d image of vinyltestosterone skeletal formula

vinyltestosterone 17a-vinyltestosterone synthetic 19-nortestosterone norvinisterone norgesterone female hormonal contraception weak aas birth control oral contraceptives metastatic breast cancer virilization anabolic androgenic anabolic-androgenic androgen male sex masculinizing masculinization hormone hormonal therapy replacement function action endocrine endocrinology level prohormone analogue drug preparation mount treatment medicine medicament remedy cure medication side effect adverse 3d molecule