Cytidine,4'-azido-2'-deoxy-5-methyl-

N-(4'-C-Azido-3'-deoxy-3'-fluoro-P-phenyl-2-thio-5'-uridylyl)-L-alanine-methylethylester

N-[[[(4R,5R,7R,8R)-7-Azido-5-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-8-hydroxy-6-oxa-1-thiaspiro[3.4]oct-7-yl]methoxy]phenoxyphosphinyl]-L-alanine-methylethylester

N-(4'-C-Azido-P-1-naphthalenyl-5'-uridylyl)-Lalaninephenylmethylester

N-(4'-C-Azido-P(O)-phenyl-P-thio-5'-guanylyl)-L-alanine-methylethylester

4'-C-Azido-3'-deoxycytidine

Thymidine,4'-azido-4-O-ethyl-

4-Amino-1-(4-C-azido-2-deoxy-2-ethenyl-β-Darabinofuranosyl)-(1H)-pyrimidinone

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

4-Amino-1-[4-C-azido-2-deoxy-2-(difluoromethyl)-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

(2'R)-4'-C-Azido-2'-deoxy-2'-fluoro-2'-methyluridine

4-Amino-1-(4-C-azido-2-deoxy-2-fluoro-β-Darabinofuranosyl)-5-bromo-2(1H)-pyrimidinone

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

2-Amino-9-(4-C-azido-2-deoxy-2-methyl-β-Darabinofuranosyl)-,9-dihydro-6H-purin-6-one

2-Amino-9-(4-C-azido-2-cyano-2-deoxy-β-Darabinofuranosyl)-,9-dihydro-6H-purin-6-one