英文别名2-Azetidinebutanoic acid, α-diazo-3-(1-hydroxyethyl)-β,4-dioxo-, (4-nitrophenyl)Methyl ester, [2R-[2α,3β(R*)]]-; α-Diazo-3-[(1R)-1-hydroxyethyl]-β(2R,3S)-α-Diazo-3-[(1R)-1-hydroxyethyl]-β,4-dioxo-2-azetidinebutanoic Acid (4-Nitrophenyl)methyl Ester; (3S,4R)-3-[(R)-1-hydroxyethyl)-4-[3-(4-nitrobenzyl)oxycarbonyl-2-oxo-3-diazopropyl]azetidin-2-one; (3S,4R)-3-[1(R)-hydroxyethyl]-4-(3-p-nitrobenzyloxycarbonyl-2-oxo-3-diazopropan-1-yl)-azetidin-2-one; (3S,4R)-3-[(R)-1-Hydroxyethyl]-4-[3-(4-nitrobenzyl)-oxycarbonyl-2-oxo-3-diazopropyl]azetidin-2-one; (3S)-[(1R)-hydroxyethyl]-(4R)-[3-(p-nitrobenzyloxy)carbonyl-2-oxo-3-diazopropan-1-yl]azetidin-2-one; (3R,4R)-3-[(1R)-hydroxyethyl]-4-[3-(4-nitrobenzyloxy)carbonyl-2-oxo-3-diazo-propyl]-azetidin-2-one; (3S,4R)-3-[(1R)-Hydroxyethyl]-4-[3-(4-nitrobenzyloxy)carbonyl-2-oxo-3-diazopropyl]azetidin-2-one; (3S,4R)-α-diazo-3[1(R)-hydroxyethyl]-β,2-dioxo-4-azetidinebutanoic acid p-nitrobenzyl ester 
