5-((N,N-Diethylamino)acetyl)amino-5,11-dihydro-(1)benzoxepino(3,4-b)pyridine fumarate hydrate 95968-41-5 Acetamide, 2-(diethylamino)-N-(5,11-dihydro(1)benzoxepino(3,4-b)pyridin-5-yl)-, (E)-2-butenedioate, hydrate (2:2:3)