1-(((6R,7R)-7-AMINO-2-CARBOXY-8-OXO-5-THIA-1-AZABICYCLO(4.2.0)OCT-2-EN-3-YL)METHYL)-1-METHYLPYRROLIDINIUM IODIDE
1-(((6r,7r)-7-amino-2-carboxy-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-en-3-yl)methyl)-1-methylpyrrolidinium iodide