2-Ethyl-7-hydroxy-8-morpholinomethylchromone hydrochloride 4H-1-Benzopyran-4-one, 2-ethyl-7-hydroxy-8-(4-morpholinylmethyl)-, hydrochloride 67195-83-9 CHROMONE, 2-ETHYL-7-HYDROXY-8-MORPHOLINOMETHYL-, HYDROCHLORIDE