CAS No:N/A ||Chemical Formula:C32H32N6O7S2 ||Molecular Weight:676.76250 ||Exact Mass:676.17740 || (6R,7R)-7-((S)-2-((6R,7R)-7-((S)-2-amino-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid