3843970 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3843970 > 2 > ChemIDplus > XI0270000 > NIOSH/XI0270000 > 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 3-((acetyloxy)methyl)7-(((((4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl)amino)(4-hydroxyphenyl)acetyl)amino)-8-oxo-, (6R-(6-alpha,7-beta(R*)))- XI0270000 > XI0270000 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=XI0270000 $$$$