spiro,benzofuran,piperidine,benzonitrile,furan
Furan
57872-79-4(2S,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-N-benzyl-3,4-dihydroxytetrahydrofuran-2-carboxamide (non-preferred name)
25822-80-4[(2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl]methyl [(2R,3S,4R)-3,4,5-trihydroxytetrahydrofuran-2-yl]methyl dihydrogen diphosphate (non-preferred name)