metabolic studies revealed that estrogen inhibited androsterone , androstenedione , 5 alpha-androstane-3 alpha , 17 beta-diol , and testosterone accumulation by 80 % , dehydroepiandrosterone and 17 alpha-hydroxypregnenolone by 40 % , 17 alpha-hydroxyprogesterone by 30 % , while pregnenolone and progesterone were unchanged .
C0376260
17 alpha-hydroxypregnenolone
C0373704
pregnenolone