623564-16-9 | 4-nitrobenzyl (5R,6S)-6-bromo-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate | C13H9BrN2O5S |
623564-37-4 | 4-Thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, 6-[(6,7-dihydro-5H-pyrrolo[1,2-a]imidazol-2-yl)methylene]-7-oxo-, sodium salt, (5R,6Z)- | C13H11N3O3S.Na |
623564-40-9 | (5R,6Z)-6-[(5,6-Dihydro-8H-iMidazo[2,1-c][1,4]oxazin-2-yl)Methylene]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic Acid SodiuM Salt Hydrate | C13H11N3O4S.Na |