6-(3-Diethylamino-2-hydroxypropoxy)-7,8-dimethoxy-4-methylcoumarin hydrochloride 63446-06-0 COUMARIN, 6-(3-DIETHYLAMINO-2-HYDROXYPROPOXY)-7,8-DIMETHOXY-4-METHYL-, HYDROCHLO Coumarin, 6-(3-diethylamino-2-hydroxypropoxy)-7,8-dimethoxy-4-methyl-, hydrochloride