英文别名:
Cefmetazole sodium Impurity 20;Cefmetazole impurity 8/(6R,7S)-7-(2-((cyanomethyl)thio)acetamido)-7-methoxy-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[[(cyanomethyl)thio]acetyl]amino]-7-methoxy-3-methyl-8-oxo-, (6R-cis)- (9CI)