| 89971-30-2 | 1-Azabicyclo[3.2.0]hept-5-ene-7-carboxylic acid, 6-[(diphenoxyphosphinyl)oxy]-2-oxo-3[(triphenylmethyl)amino]-, (4-nitrophenyl)methyl ester, trans- | C45H36N3O9P |
| 89971-36-8 | 1-Azabicyclo[3.2.0]hept-6-ene-7-carboxylic acid, 2-oxo-3-[(phenylacetyl)amino]-6-(phenylthio)-, (4-nitrophenyl)methyl ester, trans- | C28H23N3O6S |
| 89971-37-9 | 1-Azabicyclo[3.2.0]hept-6-ene-7-carboxylic acid, 2-oxo-3-[(phenylacetyl)amino]-6-(phenylthio)-, (4-nitrophenyl)methyl ester, cis- | C28H23N3O6S |
| 89971-38-0 | 1-Azabicyclo[3.2.0]hept-6-ene-7-carboxylic acid, 6-(methylthio)-2-oxo-3-[(phenylacetyl)amino]-, (4-nitrophenyl)methyl ester, trans- | C23H21N3O6S |
| 89971-39-1 | 1-Azabicyclo[3.2.0]hept-6-ene-7-carboxylic acid, 6-(methylthio)-2-oxo-3-[(phenylacetyl)amino]-, (4-nitrophenyl)methyl ester, cis- | C23H21N3O6S |
| 89971-40-4 | 1-Azabicyclo[3.2.0]hept-6-ene-7-carboxylic acid, 2-oxo-3-[(phenylacetyl)amino]-6-(phenylthio)-, monopotassium salt, trans- | C21H18N2O4S.K |
| 89971-41-5 | 1-Azabicyclo[3.2.0]hept-6-ene-7-carboxylic acid, 2-oxo-3-[(phenylacetyl)amino]-6-(phenylthio)-, monopotassium salt, cis- | C21H18N2O4S.K |
| 89971-42-6 | 1-Azabicyclo[3.2.0]hept-6-ene-7-carboxylic acid, 6-(methylthio)-2-oxo-3-[(phenylacetyl)amino]-, monopotassium salt, trans- | C16H16N2O4S.K |
| 89971-43-7 | 1-Azabicyclo[3.2.0]hept-6-ene-7-carboxylic acid, 6-(methylthio)-2-oxo-3-[(phenylacetyl)amino]-, monopotassium salt, cis- | C16H16N2O4S.K |
| 89971-76-6 | Carbamic acid, [2-(5-methyl-2,4-dioxo-3-oxazolidinyl)-4-oxo-3-azetidinyl]-, phenylmethyl ester | C15H15N3O6 |
| 89971-78-8 | 1-Azetidinesulfonic acid, 3-[[[2-[(chloroacetyl)amino]-4-thiazolyl](methoxyimino)acetyl]amino]-2-(5 -methyl-2,4-dioxo-3-oxazolidinyl)-4-oxo-, monosodium salt | C15H15ClN6O10S2.Na |