Sulbactam Impurity D

Chemical Name: (2S,5R,6R)-6-Bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid; [2S-(2a,5a,6ß)]-6-Bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Smile: O=C([C@@H](C(C)(C)S[C@]1([H])[C@@H]2Br)N1C2=O)O