6-pivaloylamino-9-[(2,3,5-tri-O-acetyl)-β-D-ribofuranosyl]purine

N6,O2',O3',O5'-tetraacetyl-N6-ethyl-adenosine

6-aminopurine

1,2,3,5-四-O-乙酰基-β-D-呋喃核糖

Acetic acid (2R,3R,4R,5R)-4-acetoxy-5-acetoxymethyl-2-(6-pyrrolidin-1-yl-purin-9-yl)-tetrahydro-furan-3-yl ester