Thymidine, 3′-O-[[4-[(17-azido-3,6,9,12,15-pentaoxaheptadec-1-yl)oxy]-5-methoxy-2-nitrophenyl]methyl]-3-benzoyl-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Thymidine 5′-(tetrahydrogen triphosphate), 3′-[(2Z)-4-[2-[2-[2-(4-phenyl-1H-1,2,3-triazol-1-yl)ethoxy]ethoxy]ethoxy]-2-butenyl carbonate]

Thymidine 5′-(tetrahydrogen triphosphate), 3′-O-[[5-methoxy-2-nitro-4-[[17-(4-phenyl-1H-1,2,3-triazol-1-yl)-3,6,9,12,15-pentaoxaheptadec-1-yl]oxy]phenyl]methyl]-

Cytidine, 2′-deoxy-2′,2′-difluoro-N-[(2-phenylethoxy)carbonyl]-

Cytidine, N-[(cyclohexylmethoxy)carbonyl]-2′-deoxy-2′,2′-difluoro-

Cytidine, N-(butoxycarbonyl)-2′-deoxy-2′,2′-difluoro-

Cytidine, 2′-deoxy-2′,2′-difluoro-N-(propoxycarbonyl)-

6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one, 2,3,3a,9a-tetrahydro-2-(hydroxymethyl)-3-[(methylsulfonyl)oxy]-, [2R-(2α,3β,3aβ,9aβ)]-

3,6-Methano-6H,10H-pyrimido[1,2-c][1,3,5,6]oxatriazocin-10-one, 4-[(benzoyloxy)methyl]-1,2,3,4-tetrahydro-12-hydroxy-1,2-dimethyl-, [3R-(3α,4α,6α,12S*)]-

2,5-Methano-5H-pyrimido[1,2-c][1,3,5]oxadiazepin-9(1H)-one, 2,3-dihydro-11-hydroxy-3-(hydroxymethyl)-1-(methylamino)-, [2R-(2α,3β,5α,11S*)]-

2,5-Methano-5H-pyrimido[1,2-c][1,3,5]oxadiazepin-9(1H)-one, 1-amino-2,3-dihydro-11-hydroxy-3-(hydroxymethyl)-, [2R-(2α,3β,5α,11S*)]-

2,5-Methano-5H-pyrimido[1,2-c][1,3,5]oxadiazepin-9(1H)-one, 3-[(benzoyloxy)]-2,3-dihydro-11-hydroxy-1-(methylamino)-, [2R-(2α,3β,5α,11S*)]-

2,5-Methano-5H-pyrimido[1,2-c][1,3,5]oxadiazepin-9(1H)-one, 1-amino-3-[(benzoyloxy)methyl]-2,3-dihydro-11-hydroxy-, [2R-(2α,3β,5α,11S*)]-

[1,4]Oxathiino[3,2-c:5,6-c′]dipyridine-1,9(2H,8H)-dione, 2,8-di-β-D-ribofuranosyl-, 10-oxide

[1,4]Oxathiino[3,2-c:5,6-c′]dipyridine-1,9(2H,8H)-dione, 2,8-di-β-D-ribofuranosyl-

[1,4]Oxathiino[3,2-c:5,6-c′]dipyridine-1,9(2H,8H)-dione, 2,8-bis(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-, 10-oxide

[1,4]Oxathiino[3,2-c:5,6-c′]dipyridine-1,9(2H,8H)-dione, 2,8-bis(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-

2′-Uridylic acid, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-(tetrahydro-2H-pyran-2-yl)-, mono(5-chloro-8-quinolinyl) ester

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-[(4-methoxyphenyl)diphenylmethyl]-3′-O-(tetrahydro-2H-pyran-2-yl)-

Adenosine, N-[(4-methoxyphenyl)diphenylmethyl]-3′-O-(tetrahydro-2H-pyran-2-yl)-