1-(6-Chloro-9H-purin-9-yl)-1-deoxy-N-[6-oxo-6-(1,4,7,10-tetraazacyclododec-1-yl)hexyl]-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[11-oxo-11-(1,4,7,10-tetraazacyclododec-1-yl)undecyl]-β-D-ribofuranuronamide

1,4,7-Tri(1,1-dimethylethyl) 10-[11-[[1-(6-amino-9H-purin-9-yl)-1-deoxy-2,3-O-(1-methylethylidene)-β-D-ribofuranuronoyl]amino]-1-oxoundecyl]-1,4,7,10-tetraazacyclododecane-1,4,7-tricarboxylate

1-Deoxy-1-[6-[[(1S)-2,3-dihydro-1H-inden-1-yl]amino]-9H-purin-9-yl]-N-[6-oxo-6-(1,4,7,10-tetraazacyclododec-1-yl)hexyl]-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[2-(1,4,8,11-tetraazacyclotetradec-1-yl)ethyl]-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[2-(1,4,7,10-tetraazacyclododec-1-yl)ethyl]-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-(2,2-dimethoxyethyl)-2,3-O-(1-methylethylidene)-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[6-(1,4,7,10-tetraazacyclododec-1-yl)hexyl]-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[6-oxo-6-(1,4,8,11-tetraazacyclotetradec-1-yl)hexyl]-β-D-ribofuranuronamide

1,4,8-Tri(1,1-dimethylethyl) 11-[6-[[1-(6-amino-9H-purin-9-yl)-1-deoxy-2,3-O-(1-methylethylidene)-β-D-ribofuranuronoyl]amino]-1-oxohexyl]-1,4,8,11-tetraazacyclotetradecane-1,4,8-tricarboxylate

1,4,8-Tri(1,1-dimethylethyl) 11-[2-[[1-(6-amino-9H-purin-9-yl)-1-deoxy-2,3-O-(1-methylethylidene)-β-D-ribofuranuronoyl]amino]acetyl]-1,4,8,11-tetraazacyclotetradecane-1,4,8-tricarboxylate

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[5-oxo-5-(1,4,7,10-tetraazacyclododec-1-yl)pentyl]-β-D-ribofuranuronamide

1,4,7-Tri(1,1-dimethylethyl) 10-[5-[[1-(6-amino-9H-purin-9-yl)-1-deoxy-2,3-O-(1-methylethylidene)-β-D-ribofuranuronoyl]amino]-1-oxopentyl]-1,4,7,10-tetraazacyclododecane-1,4,7-tricarboxylate

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[4-oxo-4-(1,4,7,10-tetraazacyclododec-1-yl)butyl]-β-D-ribofuranuronamide

1,4,7-Tri(1,1-dimethylethyl) 10-[4-[[1-(6-amino-9H-purin-9-yl)-1-deoxy-2,3-O-(1-methylethylidene)-β-D-ribofuranuronoyl]amino]-1-oxobutyl]-1,4,7,10-tetraazacyclododecane-1,4,7-tricarboxylate

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[3-oxo-3-(1,4,7,10-tetraazacyclododec-1-yl)propyl]-β-D-ribofuranuronamide

1,4,7-Tri(1,1-dimethylethyl) 10-[3-[[1-(6-amino-9H-purin-9-yl)-1-deoxy-2,3-O-(1-methylethylidene)-β-D-ribofuranuronoyl]amino]-1-oxopropyl]-1,4,7,10-tetraazacyclododecane-1,4,7-tricarboxylate

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[2-oxo-2-(1,4,7,10-tetraazacyclododec-1-yl)ethyl]-β-D-ribofuranuronamide

1,4,7-Tri(1,1-dimethylethyl) 10-[2-[[1-(6-amino-9H-purin-9-yl)-1-deoxy-2,3-O-(1-methylethylidene)-β-D-ribofuranuronoyl]amino]acetyl]-1,4,7,10-tetraazacyclododecane-1,4,7-tricarboxylate

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[6-oxo-6-(1,4,7,10-tetraazacyclododec-1-yl)hexyl]-β-D-ribofuranuronamide