this compound inhibited the conversion of pregnenolone to progesterone ( 91 % ) , 17 alpha-hydroxyprogesterone ( 83 % ) , delta 4-androstenedione ( 43 % ) , and testosterone ( 30 % ) and the conversion of 17 alpha-hydroxypregnenolone to 17 alpha-hydroxyprogesterone ( 84 % ) , delta 4-androstenedione ( 56 % ) , and testosterone ( 38 % ) .
C0373704
pregnenolone
C0376260
17 alpha-hydroxypregnenolone