(6R-trans)-2-Phenylglycyl-N-(2-carboxy-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl)-2-phenylglycinamide; Phenylglycylcefalexin; Cefalexin EP Impurity CUNII-YKG7UX7FFXCephalexin EP Impurity CDTXSID80858304Cefalexin EP Impurity C; Cephalexin Impurity CCEFADROXILEPIMPURITYC:(6R,7R)-7-[[(2R)-2-[[(2R)-2-AMINO-2-PHENYLACETYL]AMINO]-2-PHENYLACETYL]AMINO]-3-METHYL-8-OXO-5-THIA-1-AZABICYCLO[4.2.0]OCT-2-ENE-2-CARBOXYLICACID