disodium (6R,7R)-7-{[(2E)-2-(hydroxyimino)-2-phenylacetyl]amino}-8-oxo-3-({[1-(sulfonatomethyl)-1H-tetrazol-5-yl]sulfanyl}methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
CAS No. 66242-83-9