p. 4627 - 4630
(1996)1,3-benzodioxole-5-acetic acid
3,4-methylenedioxyphenylacetyl chloride
(S)-4-benzyl-2-oxazolidinone lithium salt
(S)-3-Benzo[1,3]dioxol-5-yl-4-((S)-4-benzyl-2-oxo-oxazolidin-3-yl)-4-oxo-butyric acid tert-butyl ester
(2S,3R,4S)-4-Benzo[1,3]dioxol-5-yl-2-(4-methoxy-phenyl)-5-oxo-1-(2-propoxy-ethyl)-pyrrolidine-3-carboxylic acid methyl ester
(2R,3S,4S)-4-Benzo[1,3]dioxol-5-yl-2-(4-methoxy-phenyl)-5-oxo-1-(2-propoxy-ethyl)-pyrrolidine-3-carboxylic acid methyl ester
(S)-Benzo[1,3]dioxol-5-yl-[(2S,3R)-2-(4-methoxy-phenyl)-4-oxo-1-(2-propoxy-ethyl)-azetidin-3-yl]-acetic acid methyl ester
(S)-Benzo[1,3]dioxol-5-yl-[(2R,3S)-2-(4-methoxy-phenyl)-4-oxo-1-(2-propoxy-ethyl)-azetidin-3-yl]-acetic acid methyl ester