(2S,3S,4R,5R)-tert-butyl 2-(5-((benzyloxy)methyl)-4-methoxy-5H-pyrrolo[3,2-d]pyrimidin-7-yl)-4-hydroxy-3-((4-methoxybenzyl)oxy)-5-((trityloxy)methyl)pyrrolidine-1-carboxylate

(2S,3S,4R,5R)-tert-butyl 2-(5-((benzyloxy)methyl)-4-methoxy-5H-pyrrolo[3,2-d]pyrimidin-7-yl)-3-hydroxy-4-((4-methoxybenzyl)oxy)-5-((trityloxy)methyl)pyrrolidine-1-carboxylate

(1S)-3-O-allyl-1-(7-N-benzyloxymethyl-9-deaza-6-O-methylhypoxanthin-9-yl)-N-tert-butoxycarbonyl-1,4-dideoxy-1,4-imino-5-O-triphenylmethyl-D-ribitol

(6aR,8S,9S,9aR)-tert-butyl 8-(5-(benzyloxymethyl)-4-methoxy-5H-pyrrolo[3,2-d]pyrimidin-7-yl)-9-hydroxy-2,2,4,4-tetraisopropyltetrahydro-[1,3,5,2,4]trioxadisilocino[7,6-b]pyrrole-7(8H)-carboxylate

(3aR,4R,6S,6aS)-4-(tert-Butyl-dimethyl-silanyloxymethyl)-6-(4-methoxy-5H-pyrrolo[3,2-d]pyrimidin-7-yl)-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylic acid tert-butyl ester