2′-Deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-2′-fluoro-4′-C-formyl-3′-O-[(4-methoxyphenyl)diphenylmethyl]uridine

2′-Deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-2′-fluoro-4′-C-(hydroxymethyl)-3′-O-[(4-methoxyphenyl)diphenylmethyl]uridine

4′-C-[(Benzoyloxy)methyl]-2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-2′-fluoro-3′-O-[(4-methoxyphenyl)diphenylmethyl]uridine

4′-C-(Azidomethyl)-2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]cytidine

4′-C-(Azidomethyl)-2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]uridine

4′-C-(Azidomethyl)-2′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]uridine

(6R,8S,9R)-9-(Azidomethyl)-8-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-7,8,9,10-tetrahydro-6,9-epoxy-2H,6H-pyrimido[2,1-b][1,3]oxazocin-2-one

[(6R,8S,9S)-8-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-7,8,9,10-tetrahydro-2-oxo-6,9-epoxy-2H,6H-pyrimido[2,1-b][1,3]oxazocin-9-yl]methyl 1,1,1-trifluoromethanesulfonate

Uridine, 2′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-4′-[[[(trifluoromethyl)sulfonyl]oxy]methyl]-, 5′-(1,1,1-trifluoromethanesulfonate)

β-D-Ribofuranuronic acid, 4-C-(azidomethyl)-1,2-dideoxy-1-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-2-fluoro-, methyl ester

4-C-(Azidomethyl)-1,2-dideoxy-1-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-2-fluoro-β-D-ribofuranuronic acid

Guanosine, 2′-chloro-2′-deoxy-6-O-ethyl-N-[(4-methoxyphenyl)diphenylmethyl]-2′-methyl-, 3′,5′-dibenzoate

4′-C-(2-Azidoethyl)-2′-deoxy-2′-fluorocytidine 5′-(tetrahydrogen triphosphate)

4′-C-(Azidomethyl)-2′-deoxycytidine 5′-(tetrahydrogen triphosphate)

2′-Deoxy-2′-fluoro-4′-C-(1H-1,2,3-triazol-1-ylmethyl)cytidine 5′-(tetrahydrogen triphosphate)

2′-Deoxy-2′-fluoro-4′-C-(2-fluoroethyl)cytidine 5′-(tetrahydrogen triphosphate)

2′-Deoxy-2′-fluoro-4′-C-(2,2,2-trifluoroethyl)cytidine 5′-(tetrahydrogen triphosphate)

4′-C-(Chloromethyl)-2′-deoxy-2′-fluorocytidine 5′-(trihydrogen diphosphate)

Bis[[[(1-methylethoxy)carbonyl]oxy]methyl] 3′-deoxy-3′-fluoro-4′-C-fluoro-2′-C-methyl-5′-uridylate