3′-Guanylic acid, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(3,4-dichlorobenzoyl)-, 2-chlorophenyl 2,2,2-trichloroethyl ester

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

Cytidine, 2′-deoxy-N-[[2-(trimethylsilyl)ethoxy]carbonyl]-

Cytidine, N-[[2-(trimethylsilyl)ethoxy]carbonyl]-

Adenosine, 2′-deoxy-N-[[2-(trimethylsilyl)ethoxy]carbonyl]-

Uridine, 3-benzoyl-2′-deoxy-, 3′-benzoate

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-methyl-β-D-ribofuranosyl]-5-nitro-1H-indole

Uridine, 3-benzoyl-2′-deoxy-5′-O-[2,2′:6′,2′′-terpyridin]-4′-yl-, 3′-benzoate

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-O-methyl-β-D-ribofuranosyl]-5-nitro-1H-indole

1H-Indole, 1-[2-O-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-ribofuranosyl]-5-nitro-

1H-Indole, 5-nitro-1-[3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-ribofuranosyl]-

5-Nitro-1-D-ribofuranosyl-1H-indole

1-[5-O-[(1,1-Dimethylethyl)dimethylsilyl]-2,3-O-(1-methylethylidene)-D-ribofuranosyl]-5-nitro-1H-indole

(5′R)-Adenylyl-(2′→5′-C)adenosine

(5′S)-Adenylyl-(2′→5′-C)adenosine

(5′R)-Adenylyl-(3′→5′-C)adenosine

(5′S)-Adenylyl-(3′→5′-C)adenosine

Adenosine, 2-chloro-3′-deoxy-N-[(3R)-1-(1-oxoheptyl)-3-pyrrolidinyl]-

Adenosine, N-[(3R)-1-acetyl-3-pyrrolidinyl]-2-chloro-3′-deoxy-

2-Chloro-3′-deoxy-N-[(1R)-2-hydroxycyclopentyl]adenosine