the difference between the highest ( morning hours : 06.00-09.00 ) and lowest ( evening hours : 21.00-24.00 ) geometeric mean values was 404 % for 17-hydroxypregnenolone , 163 % for dehydroepiandrosterone and 71 % for pregnenolone .
C0376260
17-hydroxypregnenolone
C0373704
pregnenolone