1-Hydroxyvitamin D3 3-D-glucopyranoside 1alpha-Hydroxyvitamin D3 3beta-D-glucopyranoside 91037-29-5 HD3 Glucopyranoside HD3G beta-D-Glucopyranosiduronic acid, (1alpha,3beta,5Z,7E)-1-hydroxy-9,10-secocholesta-5,7,10(19)-trien-3-yl, endo-(+-)-