CAS No:N/A||Chemical Formula:C20H20N6O9S4||Molecular Weight:616.65300||Exact Mass:616.01746 ||(6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-(((5-(carboxymethyl)-4-methylthiazol-2-yl)sulfonyl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid