1,2-di-O-acetyl-3-C-acetoxyethyl-3,5-di-O-benzyl-4-C-(p-toluenesulfonyloxymethyl)-D-ribofuranose

((3aR,4aR,5R,8S,8aR,8bR)-8a-Benzyloxy-5-methoxy-2,2,6-trimethyl-3a,4a,5,8,8a,8b-hexahydro-benzo[4,5]furo[2,3-d][1,3]dioxol-8-yl)-methanol

(3aR,4aR,5R,8S,8aR,8bR)-8a-Benzyloxy-5-methoxy-2,2,6-trimethyl-8-trityloxymethyl-3a,4a,5,8,8a,8b-hexahydro-benzo[4,5]furo[2,3-d][1,3]dioxole

[(R)-2-((3aR,5R,6R,6aR)-6-Benzyloxy-2,2-dimethyl-6-vinyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-2-methoxy-ethoxy]-tert-butyl-dimethyl-silane

1-{(2R,3S,3aS,7aR)-7a-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-3a-hydroxy-3-methoxy-hexahydro-furo[2,3-c]pyran-2-yl}-5-methyl-1H-pyrimidine-2,4-dione