6-Bromo-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

4-氨基-6-溴-7H-吡咯并[2,3-d]嘧啶-5-甲腈

4-(N-methyl-hydrazino)-7-β-D-ribofuranosyl-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile