https://pubmed.ncbi.nlm.nih.gov/15358094/
Metabolism of A-ring diastereomers of 1alpha,25-dihydroxyvitamin D3 by CYP24A1
The metabolism of 1alpha,25(OH)(2)D(3) (1alpha,3beta) and its A-ring diastereomers, 1beta,25(OH)(2)D(3) (1beta,3beta), 1alpha,25(OH)(2)-3-epi-D(3)...
of ametabolismring