2-Chloro-N-cyclopentyl-7-[5-O-[[hydroxy(3-pyridinyloxy)phosphinyl]methyl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

2-Chloro-N-cyclopentyl-7-[5-O-[[hydroxy(2,2,2-trifluoroethoxy)phosphinyl]methyl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

N-Cyclopentyl-7-[5-O-(phosphonomethyl)-β-D-ribofuranosyl]-2-(trifluoromethyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

N-Cyclopentyl-2-iodo-7-[5-O-(phosphonomethyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

2-Chloro-N-cyclopentyl-7-[5-O-[hydroxy(phosphonomethyl)phosphinyl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

2-Chloro-N-cyclopentyl-7-[5-O-[[(4-fluorophenoxy)hydroxyphosphinyl]methyl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

7-[5-O-[[Bis(4-fluorophenoxy)phosphinyl]methyl]-β-D-ribofuranosyl]-2-chloro-N-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

7-[5-O-[[Bis(2,2,2-trifluoroethoxy)phosphinyl]methyl]-β-D-ribofuranosyl]-2-chloro-N-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

7H-Pyrrolo[2,3-d]pyrimidin-4-amine, 2-chloro-N-cyclopentyl-7-[5-O-[[hydroxy[(5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy]phosphinyl]methyl]-β-D-ribofuranosyl]-

2-Chloro-N-cyclopentyl-7-[5-O-[[hydroxy(1-methylethoxy)phosphinyl]methyl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

2-Chloro-N-cyclopentyl-7-[5-O-[[(3,3-dimethyl-2-oxobutoxy)hydroxyphosphinyl]methyl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

2-Chloro-N-cyclopentyl-7-[5-O-[[hydroxy(3-methyl-2-oxobutoxy)phosphinyl]methyl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

2-Chloro-N-cyclopentyl-7-[5-O-[(hydroxyphenoxyphosphinyl)methyl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

L-Alanine, ethyl ester, N-amide with 7-[5-O-(phosphonomethyl)-β-D-ribofuranosyl]-2-chloro-N-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine (2:1)

2-Chloro-4-(cyclopentyloxy)-7-[5-O-(phosphonomethyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine

(βR)-β-[[2-Chloro-7-[5-O-(phosphonomethyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amino]benzeneethanol

(βS)-β-[[2-Chloro-7-[5-O-(phosphonomethyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amino]benzeneethanol

2-Chloro-N-cyclopentyl-7-[5-O-[(diphenoxyphosphinyl)methyl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

2-Chloro-N-cyclopentyl-7-[5-O-[8-methyl-2-[[[(1-methylethoxy)carbonyl]oxy]methoxy]-2-oxido-6-oxo-3,5,7-trioxa-2-phosphanon-1-yl]-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine