N3-trimethylsilylethoxymethyl-3',5'-O-di(tert-butyldimethylsilyl)-5,6-dihydrothymidine

N3-trimethylsilylethoxymethyl-3',5'-O-di(tert-butyldimethylsilyl)-5-bromomethyl-2'-deoxyuridine

1-((2R,4S,5R)-4-((tert-butyldimethylsilyl)oxy)-5-(((tert-butyldimethylsilyl)oxy)methyl)tetrahydrofuran-2-yl)-5-(1-hydroxy-2-methylpropyl)-5-methyldihydropyrimidine-2,4(1H,3H)-dione

1-((2R,4S,5R)-4-((tert-butyldimethylsilyl)oxy)-5-(((tert-butyldimethylsilyl)oxy)methyl)tetrahydrofuran-2-yl)-5-isobutyryl-5-methyldihydropyrimidine-2,4(1H,3H)-dione

1-((2R,4S,5R)-4-((tert-butyldimethylsilyl)oxy)-5-(((tert-butyldimethylsilyl)oxy)methyl)tetrahydrofuran-2-yl)-5-methyldihydropyrimidine-2,4(1H,3H)-dione