Adenosine, 5′-O-phosphonoadenylyl-(2′→5′)-2′-O-dephosphinico-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-

Adenosine, 2′-O-dephosphinico-5′-O-phosphono-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-adenylyl-(2′→5′)-

Adenosine, 2′-O-dephosphinico-5′-O-phosphono-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-2′-O-dephosphinico-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-2′-O-dephosphinico-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-

Adenosine, 2′-O-dephosphinico-5′-O-phosphono-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-adenylyl-(2′→5′)-2′-O-dephosphinico-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-

Adenosine, 5′-O-phosphonoadenylyl-(2′→5′)-2′-O-dephosphinico-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-2′-O-dephosphinico-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-

Adenosine, 2′-O-dephosphinico-5′-O-phosphono-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-2′-O-dephosphinico-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-adenylyl-(2′→5′)-

Adenosine, 5′-O-phosphonoadenylyl-(2′→5′)-adenylyl-(2′→5′)-2′-O-dephosphinico-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-

Adenosine, 5′-O-phosphonoadenylyl-(2′→5′)-2′-O-dephosphinico-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-adenylyl-(2′→5′)-

Adenosine, 2′-O-dephosphinico-5′-O-phosphono-β-D-arabino-adenylylmethylenephosphinico-(2′→5′)-adenylyl-(2′→5′)-adenylyl-(2′→5′)-

2′-Adenylic acid, 5′-O-phosphonoadenylyl-(2′→5′)-adenylyl-(2′→5′)-adenylyl-(2′→5′)-, 2′-[35-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-13,16-dihydroxy-13-oxido-31-oxo-3,6,9,12,14,18,21,24,27-nonaoxa-30-aza-13-phosphapentatriacont-1-yl] ester

3′-Cytidylic acid, 5′-O-phosphonoadenylyl-(2′→5′)-adenylyl-(2′→5′)-adenylyl-(2′→5′)-adenylyl-(2′→5′)-

N-[9-[3-O-Benzoyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-O-[[hydroxy[(4-methoxy-1-oxido-2-pyridinyl)methoxy]phosphinyl]methyl]-β-D-xylofuranosyl]-9H-purin-6-yl]benzamide

N-[9-[3-O-Benzoyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-O-[[bis(1-methylethoxy)phosphinyl]methyl]-β-D-xylofuranosyl]-9H-purin-6-yl]benzamide

N-[9-[2-O-[[Bis(1-methylethoxy)phosphinyl]methyl]-β-D-xylofuranosyl]-9H-purin-6-yl]benzamide

N-[9-[3,5-O-[(R)-Ethoxymethylene]-β-D-xylofuranosyl]-9H-purin-6-yl]benzamide

N-[9-[3-O-Benzoyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-O-[[hydroxy[(4-methoxy-1-oxido-2-pyridinyl)methoxy]phosphinyl]methyl]-β-D-arabinofuranosyl]-9H-purin-6-yl]benzamide

N-[9-[3-O-Benzoyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-O-[[bis(1-methylethoxy)phosphinyl]methyl]-β-D-arabinofuranosyl]-9H-purin-6-yl]benzamide

N-[9-[2-O-[[Bis(1-methylethoxy)phosphinyl]methyl]-β-D-arabinofuranosyl]-9H-purin-6-yl]benzamide

N-[9-[3,5-Bis-O-[bis(4-methoxyphenyl)phenylmethyl]-β-D-arabinofuranosyl]-9H-purin-6-yl]benzamide

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[[hydroxy[(4-methoxy-1-oxido-2-pyridinyl)methoxy]phosphinyl]methyl]-, 3′-benzoate