nicotinamide riboside, nr, sr647 molecule. it is in-glycosylnicotinamide, pyridine nucleoside similar to vitamin b3. molecular

atom atomic ball carbon chemical chemistry cholesterol dyslipidemia extension formula hydrogen illustration molecular molecule mononucleotide nad nglycosylnicotinamide nicotinamid nicotinamide nucleoside organic oxygen pellagra precursor pyridine render rendering riboside sirtuin skeletal sr647 structural structure vitamin