104121-92-8 2-(3-Hydroxypropoxy)-1,25-dihydroxyvitamin D3 2-(3-Hydroxypropoxy)calcitriol 9,10-Secocholesta-5,7,10(19)-triene-1,3,25-triol, 2-(3-hydroxypropoxy)-, (1alpha,2beta,3beta,5Z,7E)- ED 71 ED-71