Aspartic acid, N-[9-(3,5-O-phosphinico-β-D-ribofuranosyl)-9H-purin-6-yl]-

1,4-Methano-1H-pyrimido[1,6-c][1,3]oxazepin-9(3H)-one, 3-[(benzoyloxy)methyl]-4,5-dihydro-7-methoxy-6-methyl-4-[(tetrahydro-2-furanyl)oxy]-, [1R-[1α,3β,4β(S*)]]-

1,4-Methano-1H-pyrimido[1,6-c][1,3]oxazepin-9(3H)-one, 3-[(benzoyloxy)methyl]-4,5-dihydro-11-hydroxy-7-methoxy-6-methyl-4-[(tetrahydro-2-furanyl)oxy]-, [1R-[1α,3β,4β(S*),11R*]]-

1,4-Methano-1H-pyrimido[1,6-c][1,3]oxazepin-9(3H)-one, 11-(acetyloxy)-3-[(benzoyloxy)methyl]-4,5-dihydro-7-methoxy-6-methyl-4-[(tetrahydro-2-furanyl)oxy]-, [1R-[1α,3β,4β(S*),11R*]]-

1,4-Methano-1H-pyrimido[1,6-c][1,3]oxazepin-9(3H)-one, 3-[(benzoyloxy)methyl]-4,5-dihydro-7-methoxy-6-methyl-4-[(tetrahydro-2-furanyl)oxy]-, [1R-[1α,3β,4β(R*)]]-

1,4-Methano-1H-pyrimido[1,6-c][1,3]oxazepin-9(3H)-one, 3-[(benzoyloxy)methyl]-4,5-dihydro-11-hydroxy-7-methoxy-6-methyl-4-[(tetrahydro-2-furanyl)oxy]-, [1R-[1α,3β,4β(R*),11R*]]-

Thymidine, 3'-azido-3'-deoxy-, 5'-[N-[(1S)-2-[[3-[(3-aminopropyl)amino]propyl]amino]-2-oxo-1-(phenylmethyl)ethyl]carbamate]

Thymidine, 3'-azido-3'-deoxy-, 5'-[hydrogen N-[2-(1H-indol-3-yl)ethyl]phosphoramidate]

2'-O-[3-(1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)propyl]-5-methyl-4-thiouridine

5'-O-(8-Methyl-2-oxido-4H-1,3,2-benzodioxaphosphorin-2-yl)-N-1-naphthalenyladenosine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-3'-O-[(hydroxymethoxyphosphinyl)methyl]uridine

3'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-5'-O-[(hydroxymethoxyphosphinyl)methyl]-N-(2-methyl-1-oxopropyl)guanosine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-3'-deoxy-3'-[[[(2S)-1-[1,2-dideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-β-D-erythro-pentofuranuronoyl]-2-pyrrolidinyl]carbonyl]amino]thymidine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-3'-deoxy-3'-[[(2R)-2-pyrrolidinylcarbonyl]amino]thymidine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-3'-deoxy-3'-[[(2S)-2-pyrrolidinylcarbonyl]amino]thymidine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-3'-deoxy-3'-[[2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]acetyl]amino]thymidine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-3'-deoxy-3'-[[[(2R)-1-[(9H-fluoren-9-ylmethoxy)carbonyl]-2-pyrrolidinyl]carbonyl]amino]thymidine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-3'-deoxy-3'-[[[(2S)-1-[(9H-fluoren-9-ylmethoxy)carbonyl]-2-pyrrolidinyl]carbonyl]amino]thymidine

4-Amino-8-[3,5-bis-O-(4-chlorobenzoyl)-2-deoxy-α-D-erythro-pentofuranosyl]-6-methyl-7(8H)-pteridinone

4-Amino-8-[3,5-bis-O-(4-chlorobenzoyl)-2-deoxy-α-D-erythro-pentofuranosyl]-7(8H)-pteridinone