3d image of doisynoestrol skeletal formula

doisynoestrol fenocycline fenocyclin phenocyclin rs-2874 dehydrofolliculinic acid cis-bisdehydrodoisynolic acid 7-methyl ether bdda nsc-56846 nsc-122041 synthetic nonsteroidal estrogen doisynolic bisdehydrodoisynolic relative binding affinity estrogen receptor rendering hormone hormonal therapy replacement function action endocrine level prohormone analogue steroid steroidal endogenous semisynthetic contraception birth control oral contraceptives mother gynecology obstetrics woman motherhood birth fertility reproduction reproductive female sex hormonal menopausal hormone pregnancy