Cefprozil Monohydrate EP Impurity H

Chemical Name: (6R,7R)-7-[[(2R)-2-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-2-(4-hydroxyphenyl)acetyl]amino]-8-oxo-3-[(1Z)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (as per EP); (6R,7R)-7-{(R)-2-[(R)-2-Amino-2-(4-hydroxyphenyl)acetamido]-2-(4-hydroxyphenyl)acetamido}-8-oxo-3-[(Z)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (as per USP)

Smile: OC1=CC=C([C@@]([H])(NC([C@]([H])(N)C2=CC=C(O)C=C2)=O)C(N[C@@]3([H])[C@]4([H])N(C3=O)C(C(O)=O)=C(/C=C\C)CS4)=O)C=C1