4-Chloro-5-cyclopropyl-7-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine

Adenosine, 2′-O-(5-aminopentyl)-

Adenosine, N-[(cyclopentyloxy)hydroxyphosphinyl]-

Adenosine, N-[(cyclopentyloxy)hydroxyphosphinyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, 5′-[hydrogen [(2S)-2,3-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-1-oxopropyl]phosphoramidate]

Adenosine, N-[(2-cyanoethoxy)(cyclopentyloxy)phosphinyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, 5′-[2-cyanoethyl [(2S)-2,3-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-1-oxopropyl]phosphoramidate]

Adenosine, N-[(2-cyanoethoxy)(cyclopentyloxy)phosphinyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-[(2-cyanoethoxy)(cyclopentyloxy)phosphinyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Adenosine, N-[(cyclopentyloxy)hydroxyphosphinyl]-, 5′-[hydrogen [(2S)-2,3-dihydroxy-1-oxopropyl]phosphoramidate]

1-[2-Deoxy-3-C-(hydroxymethyl)-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

4-Amino-1-[2-deoxy-3-C-(hydroxymethyl)-D-erythro-pentofuranosyl]-2(1H)-pyrimidinone

1-[2-Deoxy-3-C-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

4-Amino-1-[2-deoxy-3-C-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-D-erythro-pentofuranosyl]-2(1H)-pyrimidinone

Thymidine, 3′-C-[(acetyloxy)methyl]-, 3′-acetate 5′-[1,1′-biphenyl]-4-carboxylate

Cytidine, 3′-C-[(acetyloxy)methyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-acetate 5′-[1,1′-biphenyl]-4-carboxylate

Thymidine, 3′-C-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-, 3′-acetate 5′-[1,1′-biphenyl]-4-carboxylate

Cytidine, 2′-deoxy-3′-C-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-N-(2-methyl-1-oxopropyl)-, 3′-acetate 5′-[1,1′-biphenyl]-4-carboxylate

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-, 3′-(O,O-dimethyl phosphorothioate)

Guanine, 9-(2-deoxy-α-D-erythro-pentofuranosyl)-N-methyl-