CAS No:138514-32-6 ||Chemical Formula:C25H28N6O7S3||Molecular Weight:620.71400||Exact Mass:620.11816||(6R,7R)-(pivaloyloxy)methyl 7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-((E)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate