CAS No:N/A||Chemical Formula:C23H26N4O6S2||Molecular Weight:518.60300||Exact Mass:518.12938||4-nitrobenzyl (4R,5S,6S)-3-((1-(4,5-dihydrothiazol-2-yl)azetidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate