Cefdinir Impurity 2

Chemical Name: (6R, 7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate sodium salt

Smile: O=C(C(N12)=C(C)CS[C@]2([H])[C@H](NC(/C(C3=CSC(N)=N3)=N\O)=O)C1=O)[O-].[Na+]