2-(Diethylamino)-N-(3-methyl-7-oxo-7H-furo(3,2-g)(1)benzopyran-6-yl)acetamide monohydrochloride 79418-49-8 Acetamide, 2-(diethylamino)-N-(3-methyl-7-oxo-7H-furo(3,2-g)(1)benzopyran-6-yl)-, monohydrochloride