2,3-Dimethyl-7-hydroxy-8-piperidinomethylchromone hydrochloride 4H-1-Benzopyran-4-one, 7-hydroxy-2,3-dimethyl-8-(1-piperidinylmethyl)-, hydrochloride 67195-73-7 CHROMONE, 2,3-DIMETHYL-7-HYDROXY-8-PIPERIDINOMETHYL-, HYDROCHLORIDE Chromone, 7-hydroxy-2,3-dimethyl-8-piperidinomethyl-, hydrochloride