N-Benzoyl-5′-O-[bis(2-cyanoethoxy)phosphinyl]-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-9-(1,4-anhydro-3-O-benzoyl-2-deoxy-D-arabinitol-2-yl)-N-benzoyl-9-de-β-D-ribofuranosyladenosine

N-Benzoyl-5′-O-[bis(2-cyanoethoxy)phosphinyl]-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-1-(1,4-anhydro-3-O-benzoyl-2-deoxy-D-arabinitol-2-yl)-N-benzoyl-1-de-β-D-ribofuranosylcytidine

N-Benzoyl-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-9-(1,4-anhydro-2,3-dideoxy-D-threo-pentitol-2-yl)-N-benzoyl-9-de(2-deoxy-β-D-erythro-pentofuranosyl)adenosine

N-Benzoyl-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-9-(1,4-anhydro-3-O-benzoyl-2-deoxy-D-arabinitol-2-yl)-N-benzoyl-9-de-β-D-ribofuranosyladenosine

N-Benzoyl-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-1-(1,4-anhydro-3-O-benzoyl-2-deoxy-D-arabinitol-2-yl)-N-benzoyl-1-de-β-D-ribofuranosylcytidine

Phenylalanine, N-[(1,1-dimethylethoxy)carbonyl]-4-[9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purin-6-yl]-, methyl ester

Phenylmethyl α-amino-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purine-6-propanoate

Phenylmethyl 9-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-α-[[(phenylmethoxy)carbonyl]amino]-9H-purine-6-propanoate

Phenylmethyl α-[[(phenylmethoxy)carbonyl]amino]-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purine-6-propanoate

Phenylmethyl 9-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-α-[[(1,1-dimethylethoxy)carbonyl]amino]-9H-purine-6-propanoate

Phenylmethyl α-[[(1,1-dimethylethoxy)carbonyl]amino]-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-9H-purine-6-propanoate

Adenosine, 1-methyl-3′-O-methyl-

Cytidine, 4′-C-azido-, 2′,3′-dibenzoate

(2R,3S,3aS,9aR)-2,3,3a,9a-Tetrahydro-3-hydroxy-6-imino-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidine-2-methanol

Uridine, 2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-, 3′-ester with 3-carboxy-1-methylpyridinium

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxyuridylyl-(3′→5′)-5,6-dihydro-

2′-[[[(2E)-3-[1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl]-2-propen-1-yl]amino]carbonyl][1,1′-biphenyl]-2-carboxylic acid

3′-Guanylic acid, 2′-deoxy-, mono[[(3R)-4,6,7,8-tetrahydro-3-(hydroxymethyl)-5-methyl-6,8-dioxo-1H,3H-pyrimido[1,6-c][1,3]oxazin-3-yl]methyl] ester

Adenosine, 2′-deoxy-1-[(1S)-2-hydroxy-1-phenylethyl]-

Gibbane-1,10-dicarboxylic acid, 2,4a-dihydroxy-1-methyl-8-[[2-oxo-2-[[3-[1,2,3,4-tetrahydro-1-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-2,4-dioxo-5-pyrimidinyl]-2-propenyl]amino]ethoxy]imino]-, 1,4a-lactone, (1α,2β,4aα,4bβ,10β)-