850140-73-7,BIBW2992DiMaleate,BIBW2992DiMaleate;BIBW2992-MA2;Afatinib(diMaleate);Afatinib(diMaleate),BIBW2992;2-ButenaMide,N-[4-[(3-chloro-4-fluorophenyl)aMino]-7-[[(3S)-tetrahydro-3-furanyl]oxy]-6-quinazolinyl]-4-(diMethylaMino)-,(2E)-,(2Z)-2-butenedioate(1:2);(2E)-N-(4-[(3-chloro-4-fluorophenyl)aMino]-7-{[(3S);AfatinibdoubleMaleate;Afatinib(BIBW2992)Dimaleate