CAS No:1335475-19-8||Chemical Formula:C15H17N5O6S2 ||Molecular Weight:427.45000||Exact Mass:427.06202 ||2-[[[(Z)-1-(2-aminothiazol-4-yl)-2-[[[(2R,5RS)-5-methyl-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl]methyl]amino]-2-oxoethylidene]amino]oxy]acetic acid