after treatment with beta-glucuronidase the following steroid glucuronides were determined by full mass spectra of the corresponding free steroids : etiocholanolone , 5 beta-androstane-3 alpha , 17 beta-diol-11-one , 5 beta-pregnane-3 alpha , 17 alpha-diol-20-one , and cholesterol .
C0038317
steroids
C0033006
pregnane