5-(1-hydroxy-6-iminopurin-9-yl)-2-(hydroxymethyl)oxolan-3-ol

(2R,3S,5R)-5-(1-(benzyloxy)-6-imino-1,6-dihydro-9H-purin-9-yl)-2-(hydroxymethyl)tetrahydrofuran-3-ol perchlorate

N'-benzyloxy-5-(N-methylformamido)-1H-imidazole-4-carboxamidine

溴化苄

N'-benzyloxy-1-(2-deoxy-β-D-ribofuranosyl)-5-formamido-1H-imidazole-4-carboxamidine