p. 2327 - 2331
(2007/10/02)ethyl 3,3-(ethylenedioxy)-4-formylbutyrate
benzyl (E)-2-butenoate
C17H23NO5
(R)-1-Phenylethylhydroxylamine
C17H23NO5
(-)-3β-<(1S)-1-<(tert-butyldimethylsilyl)oxy>ethyl>-4α-<3-<<(p-nitrobenzyl)oxy>carbonyl>-2,2-(ethylenedioxy)propyl>azetidin-2-one
6α-<(2S)-2-<(tert-butyldimethylsilyl)oxy>-(1R)-1-<<(p-nitrobenzyl)oxy>carbonyl>propyl>-4,4-(ethylenedioxy)piperidin-2-one
(-)-3β-((1S)-1-hydroxyethyl)-4α-<3-<<(p-nitrobenzyl)oxy>carbonyl>-2-oxopropyl>azetidin-2-one