CAS No:217803-89-9||Chemical Formula:C22H27N5O10S2||Molecular Weight:585.60300||Exact Mass:585.11993||(R)-1-((isopropoxycarbonyl)oxy)ethyl (6R,7R)-3-(acetoxymethyl)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate