Cytidine, 5-bromo-2′-deoxy-2′,2′-difluoro-N-[(phenylmethoxy)carbonyl]-, 5′-[2-[(3,5,6-trichloro-2-pyridinyl)oxy]acetate]

Cytidine, 2′-deoxy-N-[(1,1-dimethylethoxy)carbonyl]-2′,2′-difluoro-, 5′-(4-nitro-1H-imidazole-1-acetate)

Cytidine, N-(butoxycarbonyl)-2′-deoxy-2′,2′-difluoro-, 5′-(2-hydroxy-3,5-dinitrobenzoate)

5-Bromo-2′-deoxy-2′,2′-difluoro-N-[(phenylmethoxy)carbonyl]cytidine

5-Bromo-N-(butoxycarbonyl)-2′-deoxy-2′,2′-difluorocytidine

2′-Deoxy-2′,2′-difluoro-N-[[(4-nitrophenyl)methoxy]carbonyl]cytidine

(2R,3R,4S,5R)-2-[2-Chloro-6-[(2,2-diphenylethyl)amino]-9H-purin-9-yl]tetrahydro-5-[2-(phenylmethyl)-2H-tetrazol-5-yl]-3,4-furandiol

L-Phenylalanine, N-carboxy-N-methyl-, 1-(cyanomethyl) ester, (N→3′)-ester with 2′-deoxy-5′-P-phosphonocytidylyl-(3′→5′)-2′-deoxyadenosine

3′-Guanylic acid, adenylyl-(5′→5′)-, cyclic 3′→3′-nucleotide

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-, 3′-(methyl-1-pyrrolidinylphosphinite)

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(methyl-1-pyrrolidinylphosphinite)

Cytidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-(methyl-1-pyrrolidinylphosphinite)

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-(methyl-1-pyrrolidinylphosphinite)

Theophylline, 7-α-D-ribofuranosyl-

Guanosine, N-benzoyl-, 2′,5′-dibenzoate

Guanosine, N-benzoyl-, 5′-benzoate

Benzamide, N-(1,6-dihydro-6-oxo-9-β-D-ribofuranosyl-9H-purin-2-yl)-, monobenzoate (ester) monoformate (ester)

1-(3-Deoxy-3-iodo-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-(3-Deoxy-3-fluoro-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione