CAS No:68373-14-8||Chemical Formula:C8H11NO5S||Molecular Weight:233.23800||Exact Mass:233.03579||(2S-cis)-3,3-Dimethyl-7-oxo-,4-thia-1-azabicyclo[3.2.0]heptane-……
CAS No:69388-84-7||Chemical Formula:C8H10NNaO5S||Molecular Weight:255.01774||Exact Mass:255.21977||(2S,5R)-3,3-Dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-……
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