5′-O-(3-Carboxy-1-oxopropyl)-P-(2-cyanoethyl)thymidylyl-(3′→5′)-P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-N-benzoyl-P-(2-cyanoethyl)-2′-deoxycytidylyl-(3′→5′)-P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-N-benzoyl-2′-deoxycytidine

1,9-Dihydro-9-[(2R,5S)-tetrahydro-5-(2-hydroxyethyl)-2-furanyl]-6H-purin-6-one

2′-Deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-(1′ξ)-1′-de(6-amino-9H-purin-9-yl)-1′-[(1S)-1-(2-nitrophenyl)ethoxy]adenylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidine

2′-O-Methyladenylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-1′-de(6-amino-9H-purin-9-yl)-1′-[(1R)-1-(2-nitrophenyl)ethoxy]adenylyl-(3′→5′)-2′-O-methyluridylyl-(3′→5′)-2′-O-methyluridylyl-(3′→5′)-cytidine

2′-O-Methyladenylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-2′-O-methylguanylyl-(3′→5′)-1′-de(6-amino-9H-purin-9-yl)-2′-O-methyl-1′-[(1R)-1-(2-nitrophenyl)ethoxy]adenylyl-(3′→5′)-2′-O-methyluridylyl-(3′→5′)-2′-O-methyluridylyl-(3′→5′)-cytidine

(S)-Phosphono-2-thienylmethyl hydrogen 5′-cytidylate

(R)-Phosphono-2-thienylmethyl hydrogen 5′-cytidylate

5′-Cytidylic acid, N-acetyl-, mono[[bis(2-propen-1-yloxy)phosphinyl]-2-thienylmethyl] ester, 2′,3′-diacetate

5′-Cytidylic acid, N-acetyl-, mono[benzo[b]thien-2-yl[bis(2-propen-1-yloxy)phosphinyl]methyl] ester, 2′,3′-diacetate

5′-Cytidylic acid, N-acetyl-, mono[2-benzoxazolyl[bis(2-propen-1-yloxy)phosphinyl]methyl] ester, 2′,3′-diacetate

5′-Cytidylic acid, N-acetyl-, mono[2-benzothiazolyl[bis(2-propen-1-yloxy)phosphinyl]methyl] ester, 2′,3′-diacetate

5′-Cytidylic acid, N-acetyl-, mono[[bis(2-propen-1-yloxy)phosphinyl]-2-thiazolylmethyl] ester, 2′,3′-diacetate

N-Benzoyl-2′-O-[[(1,1-dimethylethyl)dithio]methyl]cytidine

Benzamide, N-[4-cyano-1-[5-O-(4-methylbenzoyl)-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-1H-imidazol-5-yl]-4-methyl-

Adenosine, 2′,3′-O-(1-methylethylidene)-, 5′-(4-methylbenzoate)

Adenosine, N-(4-methylbenzoyl)-2′,3′-O-(1-methylethylidene)-, 5′-(4-methylbenzoate)

Adenosine, 2′,3′-O-(1-methylethylidene)-, 5′-benzoate

Adenosine, N-benzoyl-2′,3′-O-(1-methylethylidene)-, 5′-benzoate

Benzamide, 4-cyano-N-(4-cyanobenzoyl)-N-[7-(4-cyanobenzoyl)-3a,4,6a,7,13,13a-hexahydro-2,2-dimethyl-4,13-epoxy-5H-1,3-dioxolo[5,6][1,3]oxazocino[3,2-e]purin-8-yl]-, [3aR-(3aα,4β,6aβ,13β,13aα)]-

Adenosine, N,N-bis(4-cyanobenzoyl)-2′,3′-O-(1-methylethylidene)-, 5′-(4-cyanobenzoate)