Adenosine, N-(trans-4-methoxycyclohexyl)-5′-O-2-propynyl-

Adenosine, N-(2,2-dimethylcyclopropyl)-5′-O-2-propynyl-

Ethyl 4-[[9-[2,3-O-(1-methylethylidene)-5-O-2-propyn-1-yl-β-D-ribofuranosyl]-9H-purin-6-yl]amino]-1-piperidinecarboxylate

Adenosine, N-cyclopropyl-2′,3′-O-(1-methylethylidene)-5′-O-2-propynyl-

Adenosine, N-(trans-4-ethoxycyclohexyl)-2′,3′-O-(1-methylethylidene)-5′-O-2-propynyl-

Adenosine, N-(trans-4-methoxycyclohexyl)-2′,3′-O-(1-methylethylidene)-5′-O-2-propynyl-

Adenosine, N-(2,2-dimethylcyclopropyl)-2′,3′-O-(1-methylethylidene)-5′-O-2-propynyl-

6-Chloro-9-[2,3-O-(1-methylethylidene)-5-O-2-propyn-1-yl-β-D-ribofuranosyl]-9H-purine

Inosine, 2′,3′-O-(1-methylethylidene)-5′-O-2-propynyl-

Thymidine, 3′-azido-3′-deoxy-, 5′-[N,N-bis(1-methylethyl)phosphonamidate]

Thymidine, 3′-azido-3′-deoxy-, 5′-[tetrakis(1-methylethyl)phosphorodiamidite]

4H-Pyrrolo[2,3-d]pyrimidin-4-one, 2-amino-1,7-dihydro-7-(2,3,5-tri-O-benzoyl-D-ribofuranosyl)-

1H-Pyrrolo[2,3-d]pyrimidine-5-carbonitrile, 2-amino-4,7-dihydro-4-oxo-7-(2,3,5-tri-O-benzoyl-D-ribofuranosyl)-

Uridine, 5′-O-(hydroxy-1H-imidazol-1-ylphosphinyl)adenylyl-(2′→5′)-

Adenosine, 5′-O-(hydroxy-1H-imidazol-1-ylphosphinyl)adenylyl-(2′→5′)-

Uridine, 5′-O-(hydroxy-1H-imidazol-1-ylphosphinyl)adenylyl-(3′→5′)-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-2′-O-(2-methoxyethyl)-5-methyluridylyl-(3′→5′)-3′-O-[(4-methoxyphenyl)diphenylmethyl]-

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-P-deoxythymidylyl-(3′→5′)-3′-O-[(4-methoxyphenyl)diphenylmethyl]thymidine

2,4(1H,3H)-Pyrimidinedione, 1-[3-S-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-2-fluoro-5-O-[(4-methoxyphenyl)diphenylmethyl]-3-thio-β-D-arabinofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[3-S-acetyl-2-deoxy-2-fluoro-5-O-[(4-methoxyphenyl)diphenylmethyl]-3-thio-β-D-arabinofuranosyl]-5-methyl-