Cefotetan

Chemical Name: (6R,7S)-7-[4-(Carbamoylcarboxymethylene)-1,3-dithietane-2-carboxamido]-7-methoxy-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (As per USP)

Smile: O=C(C(N12)=C(CSC3=NN=NN3C)CS[C@]2([H])[C@](OC)(NC(C(S/4)SC4=C(C(N)=O)/C(O)=O)=O)C1=O)O