Dolutegravir Impurity 20

Chemical Name: 3-Methoxy-1-(((4S)-4-methyl-1,3-oxazinan-2-yl)methyl)-4-oxo-1,4-dihydropyridine-2,5-dicarboxylic acid

Synonym: N-Desdimethylaminoethyl-N-methyl Nitro-N’-desacryloyl Osimertinib ; 5-Methoxy-N1,N1-dimethyl-N4-[4-(1-methyl-1H-indol-3-yl)-2-pyrimidinyl]-2-nitro-, 1,4-Benzenediamine