azetidine,carboxylic,amide
Azetidine
74288-39-42-Azetidinebutanoic acid, a-diazo-3-(1-hydroxyethyl)-b,4-dioxo-, (4-nitrophenyl)methyl ester, [2R-[2a,3b(R*)]]-
204589-80-0Methyl (3R,4S)-1-(4-fluorophenyl)-2-oxo-4-[4-(phenylmethoxy)phenyl]-3-azetidinepropanoate