N6-methyl-9-(5-O-(tert-butyldiphenylsilyl)-3-deoxy-2-Se-phenyl-2-seleno-β-D-erythro-pentofuranosyl)adenine

(R)-1-(tert-butyldiphenylsilyloxy)-7-trityloxyheptan-3-ol

4-methoxybenzyl (S)-5-azido-6-((tert-butyldiphenylsilyl)oxy)hexanoate

(((2S,3R)-2-azido-3-((4-methoxybenzyl)oxy)pent-4-en-1-yl)oxy)(tert-butyl)diphenylsilane

1-(5-O-(tert-butyldiphenylsilyl)-2,3-dideoxy-β-D-glycero-pentofuranosyl)uracil