Cefixime

Chemical Name: (6R,7R)-7-[[(Z)-2-(2-Aminothiazol-4-yl)-2-[(carboxymethoxy)imino]acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (as per EP); (6R,7R)-7-[2-(2-Amino-4-thiazolyl)glyoxylamido]-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 72-(Z)-[O-(carboxymethyl)oxime] (as per USP)

Smile: NC1=NC(/C(C(N[C@]2([H])C(N(C(C(O)=O)=C(C=C)CS3)[C@@]23[H])=O)=O)=N/OCC(O)=O)=CS1