Thymidine, P-amino-3-[2-(azidomethyl)benzoyl]-5′-O-[2-(azidomethyl)benzoyl]-P-deoxythymidylyl-(3′→5′)-3-[2-(azidomethyl)benzoyl]-, 3′-[2-(azidomethyl)benzoate]

Thymidine, 3-[2-(azidomethyl)benzoyl]-5′-O-[2-(azidomethyl)benzoyl]-P-methylthymidylyl-(3′→5′)-3-[2-(azidomethyl)benzoyl]-, 3′-[2-(azidomethyl)benzoate]

Thymidine, 3-[2-(azidomethyl)benzoyl]-5′-O-[2-(azidomethyl)benzoyl]-P-4-morpholinylthymidylyl-(3′→5′)-3-[2-(azidomethyl)benzoyl]-, 3′-[2-(azidomethyl)benzoate]

Thymidine, 3-[2-(azidomethyl)benzoyl]-5′-O-[2-(azidomethyl)benzoyl]-P-thiothymidylyl-(3′→5′)-3-[2-(azidomethyl)benzoyl]-, 3′-[2-(azidomethyl)benzoate]

Thymidine, 3-[2-(azidomethyl)benzoyl]-5′-O-[2-(azidomethyl)benzoyl]thymidylyl-(3′→5′)-3-[2-(azidomethyl)benzoyl]-, 3′-[2-(azidomethyl)benzoate]

Guanosine, 3-[2-(azidomethyl)benzoyl]-5′-O-[2-(azidomethyl)benzoyl]thymidylyl-(3′→5′)-N-[2-(azidomethyl)benzoyl]-6-O-[[4-[[2-(azidomethyl)benzoyl]oxy]phenyl]methyl]-, 3′-[2-(azidomethyl)benzoate]

Cytidine, 3-[2-(azidomethyl)benzoyl]-5′-O-[2-(azidomethyl)benzoyl]thymidylyl-(3′→5′)-N-[2-(azidomethyl)benzoyl]-, 3′-[2-(azidomethyl)benzoate]

Adenosine, 3-[2-(azidomethyl)benzoyl]-5′-O-[2-(azidomethyl)benzoyl]thymidylyl-(3′→5′)-N-[2-(azidomethyl)benzoyl]-, 3′-[2-(azidomethyl)benzoate]

6-O-[[[[2-(Azidomethyl)benzoyl]oxy]phenyl]methyl]-2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-N-(2-phenylacetyl)guanosine

Guanosine, 2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-N-(2-phenylacetyl)-, 6-[2,3,4-tris(1-methylethyl)benzenesulfonate]

9-[2,5-Anhydro-3-O-(2,4,6,6-tetrahydroxy-2,4,6-trioxido-3,5-dioxa-2,4,6-triphosphahex-1-yl)-α-L-arabinofuranosyl]-9H-purin-6-amine

9-[2,5-Anhydro-3-O-[[bis(1-methylethoxy)phosphinyl]methyl]-α-L-arabinofuranosyl]-9H-purin-6-amine

9-[3-O-[[Bis(1-methylethoxy)phosphinyl]methyl]-5-O-(methylsulfonyl)-α-L-arabinofuranosyl]-9H-purin-6-amine

9-[3-O-[[Bis(1-methylethoxy)phosphinyl]methyl]-α-L-arabinofuranosyl]-9H-purin-6-amine

N-[9-[2,5-Di-O-benzoyl-3-O-[[bis(1-methylethoxy)phosphinyl]methyl]-α-L-arabinofuranosyl]-9H-purin-6-yl]benzamide

9-[3-O-[[Bis(1-methylethoxy)phosphinyl]methyl]-6-chloro-5,6-dideoxy-α-L-arabino-hex-5-enofuranosyl]-9H-purin-6-amine

N-[9-[2-O-Benzoyl-3-O-[[bis(1-methylethoxy)phosphinyl]methyl]-6-chloro-5,6-dideoxy-α-L-arabino-hex-5-enofuranosyl]-9H-purin-6-yl]benzamide

Spiro[7-oxa-2,4-diazabicyclo[4.2.0]oct-4-ene-8,4′(1′H)-pyrimidine]-2′,3,5(3′H)-trione, 1′-(2-deoxy-β-D-erythro-pentofuranosyl)-2-(2-deoxy-3-O-phosphono-β-D-erythro-pentofuranosyl)-6-methyl-, intramol. 3′′′,5′′-ester, (1R,4′R,6R)-

Spiro[7-oxa-2,4-diazabicyclo[4.2.0]oct-4-ene-8,4′(1′H)-pyrimidine]-2′,3(3′H)-dione, 5-amino-1′-(2-deoxy-β-D-erythro-pentofuranosyl)-2-(2-deoxy-3-O-phosphono-β-D-erythro-pentofuranosyl)-5′-methyl-, intramol. 3′′′,5′′-ester, (1R,4′S,6R)-

Spiro[7-oxa-2,4-diazabicyclo[4.2.0]oct-4-ene-8,4′(1′H)-pyrimidine]-2′,3(3′H)-dione, 5-amino-1′-(2-deoxy-β-D-erythro-pentofuranosyl)-2-(2-deoxy-3-O-phosphono-β-D-erythro-pentofuranosyl)-, intramol. 3′′′,5′′-ester, (1R,4′R,6R)-