34876-35-23-Hydroxy-4-methylthiophen-2(5H)-one2(5H)-Thiophenone, 3-hydroxy-4-methyl-Cefadroxil impurity G [EP]UNII-82S555S2NY82S555S2NYCefadroxil monohydrate impurity G [EP]DTXSID201884303-HYDROXY-4-METHYLTHIOPHENONECEFRADINE IMPURITY F [EP IMPURITY]