IUPAC: (2R,3R,4S,5R)-2-[2-(hex-1-yn-1-yl)-6-(methylamino)-9H-purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol

SMILES: CCCCC#Cc1nc(NC)c2ncn([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O)c2n1