3738843 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3738843 > 2 > ChemIDplus > 034708388 > 27255-72-7 34708-38-8 EINECS 252-162-9 Potassium (6R-trans)-3-methyl-8-oxo-7-(phenylacetamido)-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylate > 27255-72-7 34708-38-8 > 034708388 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=034708388 $$$$