the relative concentrations ( % of plasma radioactivity ) of the major metabolites isolated at 5.7 +/- 0.6 min post injection were , in descending order : estradiol-17 beta-3-sulfate ( e2 beta-3s : 14.9 +/- 2.7 ) , estradiol-17 alpha-3-sulfate ( e2 alpha-3s ; 5.7 +/- 0.3 ) , estrone ( e1 ; 4.6 +/- 0.5 ) , estrone sulfate ( e1s ; 2.2 +/- 0.5 ) , and estradiol-17 alpha ( e2 alpha ; 1.2 +/- 0.4 ) .
C0014942
estrone
C0059668
estrone sulfate