carnosine molecular structure, 3d model molecule, l-carnosine, structural chemical formula view from a microscope

carnosine betaalanyllhistidine dipeptide lcarnosine molecule molecular structure chemical formula model c9h14n4o3 atom chemistry antioxidant oxygen atomic compound histidine science species carnosin reactive brain muscle aging skeletal betaalanine illustration scavenger icon organic atherosclerosis carbon scientific drawing flat biochemistry structural line hydrogen substance antiglycating glycation ros health nitrogen alanine l-carnosine view from microscope microscope