CAS No:947692-14-0||Chemical Formula:C20H25N5O8S2||Molecular Weight:527.56700||Exact Mass:527.11445||(R)-1-((isopropoxycarbonyl)oxy)ethyl (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate