CAS No:92823-03-5||Chemical Formula:C15H17F2N6NaO7S2||Molecular Weight:518.44258||Exact Mass:518.04659||sodium (6R,7R)-7-(2-((difluoromethyl)thio)acetamido)-3-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate