QC051504

头孢尼西钠杂质 4

Cefonicid Sodium Impurity 4

别名：sodium (5-((((6R,7R)-2-carboxy-7-((R)-2-(formyloxy)-2-phenylacetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)thio)-1H-tetrazol-1-yl)methanesulfonate