Raltegravir Impurity SA25612

: 5-Hydroxy-2-[1-methyl-1-[[benzylcarbamoyl]amino]ethyl]-6-methoxypyrimidine-4-carboxylic Acid Methyl Ester; 5-Hydroxy-6-methoxy-2-[1-methyl-1-[[(phenylmethoxy)carbonyl]amino]ethyl]-4-pyrimidinecarboxylic Acid Methyl Ester ;