4-氨基-5-溴-7-(2-羟基乙氧基甲基)吡咯并(2,3-d)嘧啶

[(2S,5R)-5-pyrrolo[2,3-d]pyrimidin-7-yloxolan-2-yl]methanol

2-[(4-amino-5-iodopyrrolo[2,3-d]pyrimidin-7-yl)methoxy]ethanol

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

2-(4-chloro-5-iodopyrrolo[2,3-d]pyrimidin-7-yl)-5-(hydroxymethyl)oxolane-3,4-diol