124831-38-5

cis-β,4-dioxo-3-[(phenoxyacetyl)amino]-2-azetidinepentanoic acid, (4-nitrophenyl)methyl ester

124831-39-6

(6R,7S)-4-nitrobenzyl 3-chloro-7-((R)-2-((4-methoxy-4-oxobut-2-en-2-yl)amino)-2-phenylacetamido)-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

119892-48-7

cis-α-diazo-β,4-dioxo-3-[(phenoxyacetyl)amino]-2-azetidinepentanoic acid,(4-nitrophenyl)methyl ester

124831-39-6

(6R,7S)-4-nitrobenzyl 3-chloro-7-((R)-2-((4-methoxy-4-oxobut-2-en-2-yl)amino)-2-phenylacetamido)-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

124831-37-4

cis-4-oxo-3-[(phenoxyacetyl)amino]-2-azetidinepropanoic acid

124831-39-6

(6R,7S)-4-nitrobenzyl 3-chloro-7-((R)-2-((4-methoxy-4-oxobut-2-en-2-yl)amino)-2-phenylacetamido)-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

119892-46-5

p-nitrobenzyl 7β-[(phenoxyacetyl)amino]-3-hydroxy-1-carba-1-dethia-3-cephem-4-carboxylate

124831-39-6

(6R,7S)-4-nitrobenzyl 3-chloro-7-((R)-2-((4-methoxy-4-oxobut-2-en-2-yl)amino)-2-phenylacetamido)-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

124831-36-3

N-((2R,3S)-2-(2-(furan-2-yl)ethyl)-4-oxoazetidin-3-yl)-2-phenoxyacetamide

124831-39-6

(6R,7S)-4-nitrobenzyl 3-chloro-7-((R)-2-((4-methoxy-4-oxobut-2-en-2-yl)amino)-2-phenylacetamido)-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate