5-O-(tert-butyldiphenylsilyl)-2,3-O-isopropylidene-D-ribofuranose

(1R)-(-)-1-[(4R,5S)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl]-2-(tert-butyldiphenylsilyloxy)ethan-1-ol

(-)-1-((4S,5S)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl)-2-(tert-butyldiphenylsilyloxy)ethan-1-one

(1R)-(+)-1-[(4S,5S)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl]-1-[(tert-butyldiphenylsilyloxy)methyl]-2-propen-1-ol

(-)-9-((1R,4R,5S)-3-((benzyloxy)methyl)-4,5-O-isopropylidene-2-cyclopenten-1-yl)-6-chloropurine