[[2-[4-[[(4-Fluorophenyl)methyl]carbamoyl]-5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidin-2-yl]propan-2-yl]amino]oxoacetic Acid; 2-((2-(4-((4-Fluorobenzyl)carbamoyl)-5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)propan-2-yl)amino)-2-oxoacetic Acid;2-Des(5-methyl-1,3,4-oxadiazole-2-carboxamide) 2-(2-Amino-2-oxoacetic Acid) Raltegravir; Raltegravir EP Impurity D; 2-[(2-{4-[(4-Fluorobenzyl)carbamoyl]-5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidin-2-yl}propan-2-yl)amino]-2-oxoacetic Acid (USP)