furthermore , besides these metabolites , 5-pregnene-3beta,17alpha,20alpha-triol was also identified as an intermediary metabolite , formed from pregnenolone through 17alpha-hydroxypregnenolone in the presence of nadph , and further convertible into 17alpha,20alpha-dihydroxy-4-pregnen-3-one by the microsomal fraction and into 17alpha-hydroxypregnenolone by the cytosol fraction in the presence of nad+ and nadp+ .
C0373704
pregnenolone
C0376260
17alpha-hydroxypregnenolone