progestins identified in liver samples include 5 beta-pregnane-3 alpha , 20 alpha-diol ( free and conjugate ) , 5 beta-pregnane-3 alpha , 20 beta-diol ( free and conjugate ) , 3 alpha-hydroxy-5 beta-pregnan-20-one ( free and conjugate ) , 3 beta-hydroxy-5 beta-pregnan-20-one ( free ) , 5 beta-pregnane-3,20-dione ( free ) , and progesterone ( conjugate ) .
C0033008
3
C0033006
pregnane