2-acrylamido-N-(2-(dimethylamino)ethyl)-5-methoxy-N-methyl-4-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)aniline oxide; AZD9291 Impurity L
2-acrylamido-N-(2-(dimethylamino)ethyl)-5-methoxy-N-methyl-4-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)aniline oxide; AZD9291 Impurity L