4-(3-Amino-1-propyn-1-yl)-1-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-1H-pyrrole-2-carboxaldehyde

2,2-Dichloro-N-[3-[1-(2,3-di-O-acetyl-β-D-ribofuranosyl)-5-formyl-1H-pyrrol-3-yl]-2-propyn-1-yl]acetamide

N-[3-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-β-D-ribofuranosyl]-5-formyl-1H-pyrrol-3-yl]-2-propyn-1-yl]-2,2-dichloroacetamide

2,2-Dichloro-N-[3-(5-formyl-1-β-D-ribofuranosyl-1H-pyrrol-3-yl)-2-propyn-1-yl]acetamide

Adenosine 5′-(trihydrogen diphosphate), 2′-deoxy-, P′-anhydride with phosphoramidic acid

1-[5-O-[Hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-4-(1-propyn-1-yl)-1H-pyrrole-2-carboxaldehyde

1-[5-O-[Hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-1H-pyrrole-2-carboxaldehyde

4-(1-Propyn-1-yl)-1-β-D-ribofuranosyl-1H-pyrrole-2-carboxaldehyde

1-β-D-Ribofuranosyl-1H-pyrrole-2-carboxaldehyde

3-[5-O-[Hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-7-(2-thienyl)-3H-imidazo[4,5-b]pyridine

3-(2,3-Di-O-acetyl-β-D-ribofuranosyl)-7-(2-thienyl)-3H-imidazo[4,5-b]pyridine

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-β-D-ribofuranosyl]-7-(2-thienyl)-3H-imidazo[4,5-b]pyridine

3-β-D-Ribofuranosyl-7-(2-thienyl)-3H-imidazo[4,5-b]pyridine

3-(3-O-Acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-7-(2-thienyl)-3H-imidazo[4,5-b]pyridine

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-7-(2-thienyl)-3H-imidazo[4,5-b]pyridine

(3aS,4S,6aR)-N-[3-[5-Formyl-1-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-1H-pyrrol-3-yl]-2-propyn-1-yl]hexahydro-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanamide

3-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-7-(2-thienyl)-3H-imidazo[4,5-b]pyridine

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[6-[(trifluoroacetyl)amino]hexyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-(2-phenoxyacetyl)-2′-O-[6-[(2,2,2-trifluoroacetyl)amino]hexyl]-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-methyl-3′-O-[6-[(trifluoroacetyl)amino]hexyl]-