Lynestrenol52-76-6100 % similar Norethindrone68-22-467 % similar Ethylestrenol965-90-263 % similar Allylestrenol432-60-060 % similar Desogestrel54024-22-555 % similar Ethisterone434-03-750 % similar Norgestrel6533-00-248 % similar Levonorgestrel797-63-748 % similar Ethynodiol diacetate297-76-746 % similar Norethisterone acetate51-98-945 % similar Danazol17230-88-544 % similar Methylnortestosterone514-61-443 % similar Norethisterone enanthate3836-23-542 % similar Norethandrolone52-78-841 % similar Tibolone5630-53-541 % similar Ethinylestradiol57-63-640 % similar Gestonorone2137-18-040 % similar Quinestrol152-43-239 % similar Mestranol72-33-339 % similar Etonogestrel54048-10-136 % similar