the following steroids were measured in their unconjugated and sulfoconjugated forms in plasma and in the outer and inner zones of the adrenal cortex of the guinea pig : pregnenolone , 17-hydroxypregnenolone , 21-hydroxypregnenolone , dehydroepiandrosterone and deoxycorticosterone .
C0373704
pregnenolone
C0376260
17-hydroxypregnenolone