Explanatory notes
… Anabolic Chlormadinone (INN) 6-chloro-17a-hydroxypregna-4,6-diene-3,20-dione Progestogen Short name Chemical name … intermediate Dydrogesterone (INN) 9 b ,10 a -pregna-4,6-diene-3,20-dione Progestogen Equilenin … Progestogen Megestrol (INN) 17a-hydroxy-6-methylpregna-4,6-diene-3,20-dione Progestogen Mestanolone (INN) …