3d image of algestone acetonide skeletal formula

algestone acetonide w-3395 progestin cyclic 3d hormone endocrine material body-building biomolecule molecular bioactive kayromon corticosteroid substance prohormone androgen sex atom chemical production compound chemistry synthetic reaction research biology bodybuilding action steroid contraception stick geometry pheromone analogue replacement cell isomer structure activity relationship hypothyroidism mineralocorticoid scientific semisynthetic building structural allomone