3′-Adenylic acid, 2′-O-acetyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]uridylyl-(3′→5′)-2′-O-acetyladenylyl-(3′→5′)-N-benzoyl-, 3′-(2-cyanoethyl) 3′-(2,2,2-trichloroethyl) ester, 2′-acetate

3′-Thymidylic acid, 5′-O-(triphenylmethyl)-, 2-chlorophenyl 2-(2,4-dinitrophenyl)ethyl ester

3′-Thymidylic acid, 5′-O-(triphenylmethyl)-, 2-chlorophenyl 2-(4-cyanophenyl)ethyl ester

3′-Thymidylic acid, 5′-O-(triphenylmethyl)-, 2-chlorophenyl 2-(2-nitrophenyl)ethyl ester

3′-Thymidylic acid, 5′-O-(triphenylmethyl)-, 2-chlorophenyl 2-(4-nitrophenyl)ethyl ester

3′-Cytidylic acid, N-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-[(2-nitrophenyl)methyl]-, mono(4-chlorophenyl) ester

3′-Thymidylic acid, 5′-O-(triphenylmethyl)-, 2-(2-chloro-4-nitrophenyl)ethyl 2-chlorophenyl ester

3′-Thymidylic acid, 5′-O-(triphenylmethyl)-, 2-chlorophenyl 2-(4-cyano-2-nitrophenyl)ethyl ester

5-Isoxazolidinecarboxylic acid, 5-methyl-2-[2,3:5,6-bis-O-(1-methylethylidene)-α-D-mannofuranosyl]-, methyl ester, (S)-

2(1H)-Pyridinethione, 1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-

1-(2,3,5-Tri-O-acetyl-β-D-ribofuranosyl)-2(1H)-pyridinethione

5′-Uridylic acid, 3-methyl-, monomethyl ester

Adenosine 5′-(trihydrogen diphosphate), N,N-bis[[[3-[(3-aminopropyl)amino]-3-oxopropyl]thio]methyl]-

Uridine, 5′-O-phosphono-2′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)uridylyl-(3′→5′)-2′,3′-O-(methoxymethylene)-

Uridine, P-(2-chlorophenyl)-5′-O-[(2,4-dichlorophenoxy)(methylthio)phosphinyl]-2′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)uridylyl-(3′→5′)-2′,3′-O-(methoxymethylene)-

Uridine, 2′,3′-O-(methoxymethylene)-, 5′-(S-methyl hydrogen phosphorothioate)

4-Nitro-1-β-D-xylofuranosyl-1H-pyrazole

1-α-D-Arabinofuranosyl-4-nitro-1H-pyrazole

Uridine, 2′,3′-O-(methoxymethylene)-, 5′-[O-(2,4-dichlorophenyl) S-methyl phosphorothioate]

4-Nitro-1-(2,3,5-tri-O-benzoyl-α-D-arabinofuranosyl)-1H-pyrazole