(7S)-3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-3,4,6,7-tetrahydro-7-hydroxy-9H-imidazo[1,2-a]purin-9-one

(7R)-3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-3,4,6,7-tetrahydro-7-hydroxy-9H-imidazo[1,2-a]purin-9-one

(7R)-3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,4,6,7-tetrahydro-7-hydroxy-9H-imidazo[1,2-a]purin-9-one

(7S)-3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,4,6,7-tetrahydro-7-hydroxy-9H-imidazo[1,2-a]purin-9-one

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-3,4-dihydro-9H-imidazo[1,2-a]purin-9-one

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-3,4-dihydro-9H-imidazo[1,2-a]purin-9-one

1′-[3-(Aminocarbonyl)-1H-1,2,4-triazol-1-yl]-1′-de(6-amino-9H-purin-9-yl)adenylyl-(2′→5′)-adenylyl-(2′→5′)-adenosine

Adenosine, 1′-[3-(aminocarbonyl)-1H-1,2,4-triazol-1-yl]-3′-O-benzoyl-1′-de(6-amino-9H-purin-9-yl)-5′-O-[(4-methoxyphenyl)diphenylmethyl]-P-[2-(4-nitrophenyl)ethyl]adenylyl-(2′→5′)-N-benzoyl-3′-O-benzoyl-P-[2-(4-nitrophenyl)ethyl]adenylyl-(2′→5′)-N-benzoyl-, 2′,3′-dibenzoate

Adenosine, adenylyl-(2′→5′)-1′-[3-(aminocarbonyl)-1H-1,2,4-triazol-1-yl]-1′-de(6-amino-9H-purin-9-yl)adenylyl-(2′→5′)-

Adenosine, N-benzoyl-3′-O-benzoyl-P-(2-chlorophenyl)-5′-O-[(4-methoxyphenyl)diphenylmethyl]adenylyl-(2′→5′)-1′-[3-(aminocarbonyl)-1H-1,2,4-triazol-1-yl]-3′-O-benzoyl-P-(2-chlorophenyl)-1′-de(6-amino-9H-purin-9-yl)adenylyl-(2′→5′)-N-benzoyl-, 2′,3′-dibenzoate

Adenosine, adenylyl-(2′→5′)-adenylyl-(2′→5′)-1′-[3-(aminocarbonyl)-1H-1,2,4-triazol-3-yl]-1′-de(6-amino-9H-purin-9-yl)-

Adenosine, N-benzoyl-3′-O-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-P-[2-(4-nitrophenyl)ethyl]adenylyl-(2′→5′)-N-benzoyl-3′-O-benzoyl-P-[2-(4-nitrophenyl)ethyl]adenylyl-(2′→5′)-1′-[3-(aminocarbonyl)-1H-1,2,4-triazol-1-yl]-1′-de(6-amino-9H-purin-9-yl), 2′,3′-dibenzoate

Adenosine, 1′-[3-(aminocarbonyl)-1H-1,2,4-triazol-1-yl]-3′-O-benzoyl-P-(2-chlorophenyl)-1′-de(6-amino-9H-purin-9-yl)adenylyl-(2′→5′)-N-benzoyl-, 2′,3′-dibenzoate

Adenosine, 1′-[3-(aminocarbonyl)-1H-1,2,4-triazol-1-yl]-3′-O-benzoyl-P-(2-chlorophenyl)-1′-de(6-amino-9H-purin-9-yl)-5′-O-[(4-methoxyphenyl)diphenylmethyl]adenylyl-(2′→5′)-N-benzoyl-, 2′,3′-dibenzoate

Adenosine, N-benzoyl-3′-O-benzoyl-P-[2-(4-nitrophenyl)ethyl]adenylyl-(2′→5′)-1′-[3-(aminocarbonyl)-1H-1,2,4-triazol-1-yl]-1′-de(6-amino-9H-purin-9-yl), 2′,3′-dibenzoate

Adenosine, N-benzoyl-3′-O-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-P-[2-(4-nitrophenyl)ethyl]adenylyl-(2′→5′)-1′-[3-(aminocarbonyl)-1H-1,2,4-triazol-1-yl]-1′-de(6-amino-9H-purin-9-yl), 2′,3′-dibenzoate

1-[3-O-Benzoyl-2-O-[(2-chlorophenoxy)hydroxyphosphinyl]-5-O-[(4-methoxyphenyl)diphenylmethyl]-β-D-ribofuranosyl]-1H-1,2,4-triazole-3-carboxamide

1-[3-O-Benzoyl-2-O-[hydroxy[2-(4-nitrophenyl)ethoxy]phosphinyl]-5-O-[(4-methoxyphenyl)diphenylmethyl]-β-D-ribofuranosyl]-1H-1,2,4-triazole-3-carboxamide

1-[3-O-Benzoyl-2-O-[(2-chlorophenoxy)(2-cyanoethoxy)phosphinyl]-5-O-[(4-methoxyphenyl)diphenylmethyl]-β-D-ribofuranosyl]-1H-1,2,4-triazole-3-carboxamide

1-[3-O-Benzoyl-2-O-[(2-chlorophenoxy)[2-(4-nitrophenyl)ethoxy]phosphinyl]-5-O-[(4-methoxyphenyl)diphenylmethyl]-β-D-ribofuranosyl]-1H-1,2,4-triazole-3-carboxamide