1-[2-Deoxy-3,5-bis-O-(4-nitrobenzoyl)-α-D-erythro-pentofuranosyl]-6-fluoro-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-3,5-bis-O-(4-nitrobenzoyl)-β-D-erythro-pentofuranosyl]-6-fluoro-5-methyl-2,4(1H,3H)-pyrimidinedione

Thymidine, 5′-(1-naphthalenylcarbamate)

Thymidine, 3′-(1-naphthalenylcarbamate)

Adenosine, N-benzoyl-3′-O-[3,4-bis-O-(1,5-dihydro-3-oxido-2,4,3-benzodioxaphosphepin-3-yl)-2,6-bis-O-(phenylmethyl)-α-D-glucopyranosyl]-5′-deoxy-2′-O-(1,5-dihydro-3-oxido-2,4,3-benzodioxaphosphepin-3-yl)-5′-phenyl-

Adenosine, N-benzoyl-3′-O-[2,6-bis-O-(phenylmethyl)-α-D-glucopyranosyl]-5′-deoxy-5′-phenyl-

2′-Adenylic acid, N-benzoyl-3′-deoxy-5′-O-(phenylmethyl)-3′-[[2-O-(phenylmethyl)-3,4-di-O-phosphono-6-O-(triphenylmethyl)-α-D-glucopyranosyl]methyl]-

Adenosine, N-benzoyl-3′-O-[3,4-bis-O-(2-methyl-1-oxopropyl)-2,6-bis-O-(phenylmethyl)-α-D-glucopyranosyl]-5′-deoxy-5′-phenyl-, 2′-(2-methylpropanoate)

5′-Deoxy-3′-O-(3,4-di-O-phosphono-α-D-glucopyranosyl)-5′-phenyl-2′-adenylic acid

Cytidine, N-butyl-5′-deoxy-5′-(1-piperidinyl)-

Uridine, 5′-deoxy-5′-[[(phenylamino)-1-piperidinylmethylene]amino]-

Cytidine, N-[[2-(trifluoromethyl)phenyl]methyl]-, 5′-[(2-hydroxyethyl)carbamate]

Cytidine, N-[(3,4-dimethoxyphenyl)methyl]-, 5′-[(2-methoxyethyl)methylcarbamate]

1-Deoxy-1-[2-oxo-4-[[[4-(trifluoromethoxy)phenyl]methyl]amino]-1(2H)-pyrimidinyl]-N-(3-pyridinylmethyl)-β-D-ribofuranuronamide

1-Deoxy-N,N-dimethyl-1-[4-[(1-naphthalenylmethyl)amino]-2-oxo-1(2H)-pyrimidinyl]-β-D-ribofuranuronamide

Cytidine, N-[(tetrahydro-2-furanyl)methyl]-

Cytidine, 5′-deoxy-N-(2-hydroxyethyl)-5′-[4-(3-hydroxyphenyl)-1H-1,2,3-triazol-1-yl]-

1-(5-Amino-5-deoxy-β-D-ribofuranosyl)-4-(4-morpholinyl)-2(1H)-pyrimidinone

Cytidine, 5′-azido-5′-deoxy-N,N-dimethyl-

Cytidine, 5′-deoxy-5′-[[(2,5-dichloro-3-thienyl)sulfonyl]amino]-N-[3-(methylphenylamino)propyl]-