英文别名3-Methyl cefdinir; Cefdinir Impurity 1; (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-hydroxyiminoacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; 3-Desethenyl-3-methyl Cefdinir; Cefdinir 3-Methyl Impurity (USP) 
