alpha-ketoglutaric acid molecule, structural chemical formula, ball-and-stick model, image keto acid

alphaketoglutaric acid keto aketoglutaric 2oxoglutaric 2oxoglutarate molecule molecular structure chemical formula isolated model c5h6o5 atom chemistry cycle alpha supplement age ageing compound dietary longevity ammonia atomic ketoglutaric krebs composition icon worm lifespan science drawing flat organic akg glutaric ketoglutarate bond glutarate biology research alpha-ketoglutaric structural ball- -stick image ball- -stick acid