Synonyms: (5R,6S)-6-[(1R)-1-Hydroxyethyl]-7-oxo-3-[[(1R,3S)-tetrahydro-1-oxido-3-thienyl]thio]-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid; CP-70429 Molecular Formula: C12H15NO5S3 Molecular Weight: 349.45 Linear Structural Formula: C12H15NO5S3 Purity: >=98% (HPLC) …