Osimertinib Impurity 6

Chemical Name: N-(2-((2-acrylamido-5-methoxy-4-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)phenyl)(methyl)amino)ethyl)-3-((2-((2-(dimethylamino)ethyl)(methyl)amino)-4-methoxy-5-((4-(1-methyl-1H-indol-3-yl)pyrimidin-2-yl)amino)phenyl)amino)-N,N-dimethyl-3-oxopropan-1-aminium

Smile: CN(C=C1C2=CC=NC(NC3=CC(NC(C=C)=O)=C(N(CC[N+](C)(CCC(NC4=C(N(CCN(C)C)C)C=C(OC)C(NC5=NC(C6=CN(C)C7=C6C=CC=C7)=CC=N5)=C4)=O)C)C)C=C3OC)=N2)C8=C1C=CC=C8