23,25-DO-Vitamin D3 23,25-Dihydroxy-24-keto-cholecalciferol 23,25-Dihydroxy-24-oxo-vitamin D3 23,25-Dihydroxy-24-oxocholecalciferol 23,25-Dihydroxy-24-oxovitamin D3 84164-55-6 9,10-Secochlesta-5,7,10(19)-trien-24-one, 3,23,25-trihydroxy-, (3beta,5Z,7E)-