1,4-Benzodioxin-2-carboximidamide, 2,3-dihydro-N-(2-(diethylamino)ethoxy)-, monohydrochloride 147017-70-7 2,3-Dihydro-N-(2-(diethylamino)ethoxy)-1,4-benzodioxin-2-carboximidamide monohydrochloride