p. 8985 - 8998
(2007/10/03){(R)-1-[(4R,5S)-5-(1-Hydroxy-allyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-2-trityloxy-ethyl}-carbamic acid tert-butyl ester
[(R)-1-((4R,5R)-5-Acryloyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-2-trityloxy-ethyl]-carbamic acid tert-butyl ester
(3R,4R,5R)-3,4-Dihydroxy-2-oxo-5-trityloxymethyl-pyrrolidine-1-carboxylic acid tert-butyl ester
(S)-2-Oxo-5-trityloxymethyl-2,5-dihydro-pyrrole-1-carboxylic acid tert-butyl ester
(4R,5R)-5-((R)-1-tert-Butoxycarbonylamino-2-trityloxy-ethyl)-2,2-dimethyl-[1,3]dioxolane-4-carboxylic acid methyl ester
(2R,3R,4S,5S)-N-tert-butoxycarbonyl-3,4-isopropylidenedioxy-2-trityloxymethyl-5-((1R)-1-hydroxy-3-butenyl)pyrrolidine
(2R,3R,4S,5S)-N-tert-butoxycarbonyl-3,4-isopropylidenedioxy-2-trityloxymethyl-5-((1S)-1-hydroxy-3-butenyl)pyrrolidine
(3aS,4S,6R,6aR)-4-((S)-1-Methoxymethoxy-but-3-enyl)-2,2-dimethyl-6-trityloxymethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylic acid tert-butyl ester
(3aS,4S,6R,6aR)-4-((R)-1-Methoxymethoxy-but-3-enyl)-2,2-dimethyl-6-trityloxymethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylic acid tert-butyl ester
(2R,3R,4S,5S)-N-tert-butoxycarbonyl-3,4-isopropylidenedioxy-2-trityloxymethyl-5-hydroxymethylpyrrolidine