Structure of Cefquinome (CAS NO.84957-30-2):
                  
Molecular Formula:C₂₃H₂₄N₆O₅S₂
Molecular Weight: 528.60386g/mol
IUPAC Name: (6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-3-(5,6,7,8-tetrahydroquinolin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate 
Synonyms of Cefquinome (CAS NO.84957-30-2): 7-[[2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetyl]amino]-3-[[(5,6,7,8-tetrahydroquinolinium)-1-yl]methyl]cepham-3-ene-4-carboxylate;1-[[(6R,7R)-7-[[(2Z)-(2-Amino-4-thiazolyl)(methoxyimino)acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-5,6,7,8-tetrahydro-quinolinium inner salt;Cefquinomum;Cefquinoma

 Cefquinome (CAS NO.84957-30-2) is used in the treatment of both humans and animals. According to the Washington Post, it is used as a last line of defence to keep humans alive.