3-Ethyl-7-hydroxy-2-methyl-8-(methylamino)methylchromone hydrochloride 4H-1-Benzopyran-4-one, 3-ethyl-7-hydroxy-2-methyl-8-((methylamino)methyl)-, hydrochloride 67195-78-2 CHROMONE, 3-ETHYL-7-HYDROXY-2-METHYL-8-(METHYLAMINO)METHYL-, HYDROCHLORIDE