2862-16-0 4H-Pyrrolo[2,3-d]pyrimidin-4-one, 1,7-dihydro-7-.beta.-D-ribofuranosyl- 4H-Pyrrolo[2,3-d]pyrimidin-4-one, 3,7-dihydro-7-.beta.-D-ribofuranosyl- 7-Deazainosine 7H-Pyrrolo[2,3-d]pyrimidin-4-ol, 7.beta.-D-ribofuranosyl- NSC99439 WLN: T56 BN GN INJ FQ I- BT5OTJ CQ DQ E1Q XK 1012