Ficheiro:Ergocalciferol.svgDescriptionErgocalciferol.svg English: Chemical structure of ergocalciferol, aka vitamin D2. Date January 2007 Source Own work (made with ChemDraw) Author
Ficheiro:Ergocalciferol.png Chemical structure of ergocalciferol. Created by Mysid in ChemDraw on September 13, 2005. GFDL. I, the copyright holder of this work, hereby publish
Ficheiro:Ergocalciferol.jpgFormula del ergocalciferol o vitamina D 2 con rótulo. Date 1 October 2018 Source Modificado de WIKIMEDIA COMMONS File:Ergocalciferol.svg Author Calvero