. . "50-14-6" . . . "DB00153" . . . . "28934" . . "1536" . . . "5280793" . . . . "Ergocalciferol" . . . . "vitamin D₂" . . . . "D2" . . "Ergocalciferol" . . . "Drisdol, Calcidol, others" . . "C05441" . "ergocalciferols" . . "ergocalciferol" . . "VS041H42XC" . . . . "a616042" .