NTB54: Neratinib Impurity 4

(2E)-N-[4-[[3-Chloro-4-(2-pyridinylmethoxy)phenyl]amino]-3-cyano-7-ethoxy-6-quinolinyl]-4-(dimethylamino)-2-butenamide N-oxide ; 

C30H29ClN6O4 ;
Mol. Wt.: 573.04 ;