2-N-diphenylacetyl-2'-deoxyguanosine

9-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-2-propionamido-9H-purin-6-yl diphenylcarbamate

2-((5-(dimethylamino)naphthalen-1-yl)sulfonyl)ethyl (9-((2R,4S,5R)-5-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-4-hydroxytetrahydrofuran-2-yl)-6-oxo-6,9-dihydro-1H-purin-2-yl)carbamate