CAS No:104376-79-6 (hydrated form) ||Chemical Formula:C18H16N8Na2O7S3 ||Molecular Weight:598.53454 ||Exact Mass:598.00995 ||sodium (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-(((2-methyl-6-oxido-5-oxo-2,5-dihydro-1,2,4-triazin-3-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate