Keywords: NA, N and NR spanish.svg Structures of salvageable forms of the NAD+ precursors nicotinic acid nicotinamide and nicotinamide riboside Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 10 0 and Inkscape NA _N_and_NR svg 2010-11-29 09 15 UTC NA _N_and_NR svg Fvasconcellos 23 09 9 December 2007 UTC w Image NA N and NR png by Tim Vickers derivative work Gustavocarra <span class signature-talk >talk</span> NA _N_and_NR svg nicotinamide and nicotinamide riboside Created using http</nowiki> Uploaded with derivativeFX Niacin |