1-(5,11-Dihydro(1)benzothiepino(3,4-b)pyridin-5-yl)-1,3-diethylurea 96020-51-8 N-(5,11-Dihydro(1)benzothiepino(3,4-b)pyridin-5-yl)-N,N'-diethylurea Urea, N-(5,11-dihydro(1)benzothiepino(3,4-b)pyridin-5-yl)-N,N'-diethyl-