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Vitamin structure.svg Vitamin or Sitocalciferol VitaminDstructure UTC VitaminDstructure Meodipt Optimised with opti by Neurolysis derivative work Trlkly talk traced and tweaked with Inkscape and by hand Optimized by Jarry's SVG Check Meodipt Original upload log This image is an SVG version of the following image File VitaminDstructure