[(2S)-5-(4-chloropyrrolo[2,3-d]pyrimidin-7-yl)oxolan-2-yl]methanol

[(2S,5R)-5-(4-aminoimidazo[4,5-c]pyridin-1-yl)oxolan-2-yl]methanol

[[(2S,5R)-5-(4-aminopyrrolo[2,3-b]pyridin-1-yl)oxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate

[hydroxy-[[(2S,5R)-5-(4-nitropyrrolo[2,3-b]pyridin-1-yl)oxolan-2-yl]methoxy]phosphoryl] phosphono hydrogen phosphate

[(2S,5R)-5-(4-chloropyrrolo[2,3-d]pyrimidin-7-yl)oxolan-2-yl]methanol