![](//www.lookchem.com/300w/casimage/2011-01-16-23/738618-55-8.gif)
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1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid,
6-[(1R)-1-hydroxyethyl]-3-[[4-[(methoxycarbonyl)amino]-5-thiazolyl]thio]-
4-methyl-7-oxo-, (4-nitrophenyl)methyl ester, (4R,5S,6S)-
CAS:738618-55-8
Formula:C22H22N4O8S2
![](//www.lookchem.com/300w/casimage/2011-01-16-23/738618-62-7.gif)
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1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid,
6-[(1R)-1-hydroxyethyl]-3-[[4-[(methoxyamino)carbonyl]-5-thiazolyl]thio]-
4-methyl-7-oxo-, (4-nitrophenyl)methyl ester, (4R,5S,6S)-
CAS:738618-62-7
Formula:C22H22N4O8S2
![](//www.lookchem.com/300w/casimage/2011-01-11-17/499989-90-1.gif)
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5-Thiazolecarboxylic acid,
2-[[2-[3-[[(5-carboxy-2-thiazolyl)amino]carbonyl]-5-(1-methylethoxy)phen
oxy]-2-methyl-1-oxopropyl]amino]-
CAS:499989-90-1
Formula:C22H22N4O8S2
![](//file1.lookchem.com/300w/substances/2022-06-06-01/bcdb32ba-a50a-4652-9705-b5e31aa03d21.png)
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Benzenesulfonamide,
N,N'-(4,5-dimethyl-1,3-phenylene)bis[2-methyl-5-nitro-
CAS:96172-62-2
Formula:C22H22N4O8S2