N-[9-[5-O-Benzoyl-3-[(benzoyloxy)methyl]-2,3-dideoxy-β-D-erythro-pentofuranosyl]-6-chloro-9H-purin-2-yl]acetamide

3′-Cytidylic acid, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(4-chlorophenyl)thymidylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 4-chlorophenyl 2-cyanoethyl ester

2′-Deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanosine

Adenosine 5′-(trihydrogen diphosphate), 3′-[4-[(2-nitrophenyl)amino]butanoate]

3′-Guanylic acid, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(4-chlorophenyl)cytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 4-chlorophenyl 2-cyanoethyl ester

1,4-Dihydro-4-imino-1-(3-O-phosphono-β-D-arabinofuranosyl)-2-pyrimidinamine

6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidine-2-methanol, 7-fluoro-2,3,3a,9a-tetrahydro-6-imino-3-(phosphonooxy)-, [2R-(2α,3β,3aβ,9aβ)]-

Adenosine, N-benzoyl-3′-deoxy-, 2′,5′-diacetate

3′-Cytidylic acid, N-(trimethylsilyl)-2′,5′-bis-O-(trimethylsilyl)-, bis(trimethylsilyl) ester

3′-Uridylic acid, 3-(trimethylsilyl)-2′,5′-bis-O-(trimethylsilyl)-, bis(trimethylsilyl) ester

5′-Guanylic acid, N-(trimethylsilyl)-2′,3′-bis-O-(trimethylsilyl)-, bis(trimethylsilyl) ester

3′-Guanylic acid, N-(trimethylsilyl)-2′,5′-bis-O-(trimethylsilyl)-, bis(trimethylsilyl) ester

3H-Imidazo[2,1-i]purine, 3-[5-O-[1,3,5-trihydroxy-7-oxo-7-(2,4,6-trimethylphenyl)-1,3,5-trioxido-2,4,6-trioxa-1,3,5-triphosphahept-1-yl]-β-D-ribofuranosyl]-

3H-Imidazo[2,1-i]purine, 3-[5-O-[1,3-dihydroxy-1,3-dioxido-5-oxo-5-(2,4,6-trimethylphenyl)-2,4-dioxa-1,3-diphosphapent-1-yl]-β-D-ribofuranosyl]-

Benzoic acid, 2,4,6-trimethyl-, monoanhydride with 3-(5-O-phosphono-β-D-ribofuranosyl)-3H-imidazo[2,1-i]purine

Methyl 5-(aminocarbonyl)-4-hydroxy-1-β-D-ribofuranosyl-1H-pyrazole-3-carboxylate

Methyl 3-(aminocarbonyl)-4-hydroxy-1-β-D-ribofuranosyl-1H-pyrazole-5-carboxylate

1H-Pyrazole-3,5-dicarboxylic acid, 4-hydroxy-1-β-D-ribofuranosyl-, dimethyl ester

3,5-Diethyl 4-hydroxy-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-pyrazole-3,5-dicarboxylate

Thymidine, 5′-O-[2-hydroxy-1-[2-hydroxy-1-(hydroxymethyl)ethoxy]ethyl]-, (R)-