4'-C-Azido-4-O-(2,6-dimethylphenyl)-2-thiouridine

9-(4-C-Azido-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-9H-purin-6-amine

4'-C-Azidoguanosine

4'-C-Azido-2'-deoxy-2'-fluoroguanosine

1-(4-C-Azido-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-4-[(3-pyridinylmethyl)amino]-2(1H)-pyrimidinone

1-(4-C-Azido-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-4-[[2-(4-hydroxyphenyl)ethyl]amino]-2(1H)-pyrimidinone

1-[4-C-Azido-2-deoxy-2-methyl-3,5-bis-O-(2-methyl-1-oxopropyl)-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-(4-C-Azido-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-4-[(2-furanylmethyl)amino]-2(1H)-pyrimidinone

1,5-DimethylN-[1-(4-C-azido-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]-L-glutamate

Uridine,4'-C-azido-3'-deoxy-3'-fluoro-,5'-(3-chlorobenzoate)

1-(4-C-Azido-2,3,5-tri-O-benzoyl-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-(4-C-Azido-3,5-di-O-benzoyl-2-deoxy-2-methyl-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

4'-C-Azido-2',3',5'-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-4-O-(2,6-dimethylphenyl)-2-thiouridine

4'-C-Azido-2',3',5'-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-4-O-(2,6-dimethylphenyl)uridine

4'-C-Azido-2'-deoxy-2'-fluorouridine'-(tetrahydrogentriphosphate)

L-Alanine,N-(hydroxyphenoxyphosphinyl)-,1-methylethylester,5'-esterwith1-[4-C-azido-2-deoxy-2-methyl-β-D-arabinofuranosyl]-2,4(1H,H)-pyrimidinedione

1-[(4R,5R,7R,8R)-7-Azido-8-(benzoyloxy)-7-[(benzoyloxy)methyl]-6-oxa-1-thiaspiro[3.4]oct-5-yl]-2,4(1H,3H)-pyrimidinedione

N-[7-[(4β)-4-C-Azido-2-deoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-2-fluoro-β-Dthreo-pentofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-yl]-2,2-dimethylpropanamide

N-(4'-C-Azido-P-phenyl-5'-cytidylyl)-L-alaninemethylester

4'-C-Azido-2'-deoxy-2'-fluoroguanosine'-(tetrahydrogentriphosphate)