IUPAC:(2R,3R,4S,5R)-2-[6-amino(2,4,5,6,8-13C5,1,3,7,9-15N4)-9H-purin-9-yl]-5-[hydroxy(13C)methyl](2,3,4,5-13C4)oxolane-3,4-diol
IUPAC:(2R,3R,4S,5R)-2-[6-amino(2,4,5,6,8-13C5,1,3,7,9-15N4)-9H-purin-9-yl]-5-[hydroxy(13C)methyl](2,3,4,5-13C4)oxolane-3,4-diol