CAS No:473843-58-2||Chemical Formula:C18H22N6O8S2||Molecular Weight:514.52800 ||Exact Mass:514.09405 ||(6R,7R)-7-((R)-5-amino-5-carboxypentanamido)-3-(((6-hydroxy-2-methyl-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-carboxylic acid