p. 3606 - 3609
(2011/03/17)(R)-3-(tert-butyldimethylsiloxy)butanoyl chloride
3-(R)-t-butyldimethylsilyloxybutanoic acid
(3S,4R)-benzyl N-(p-toluenesulfonyl)-3-((R)-1-(tert-butyldimethylsilyloxy)ethyl)-azetidin-2-one-4-carboxylate
(3R,4R)-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-4-acetoxyazetidin-2-one
(3S,4R)-3-[(R)-1-hydroxyethyl)-4-[3-(4-nitrobenzyl)oxycarbonyl-2-oxo-3-diazopropyl]azetidin-2-one
p-nitrobenzyl (5R,6S)-3-<(E)-2-acetamidoethylthio>-6-<(R)-1-hydroxyethyl>-7-oxo-1-azabicyclo<3.2.0>hept-2-ene-2-carboxylate
p-nitrobenzyl (5R,6S)-2-diphenoxy phosphoryloxy-6-[(R)-1-hydroxyethyl]-1-carbapen-2-em-3-carboxylate
(5R,6S)-6-[(R)-1-hydroxyethyl]-3,7-dioxo-1-azabicyclo[3.2.0]heptane-2-carboxylic acid p-nitrobenzyl ester