英文别名Pioglitazone Impurity 8; Pioglitazone EP Impurity A; Pioglitazone hydrochloride impurity; hydroxypioglitazone-[USP]; 5-Hydroxy Pioglitazone; 5-[[4-[2-(5-ethylpyridin-2-yl)ethoxy]phenyl]methyl]-5-hydroxy-1,3-thiazolidine-2,4-dione; 5-[[4-[2-(5-ETHYL-PYRIDIN-2-YL)ETHOXY]PHENYL]METHYL]-5-HYDROXY-2,4-THIAZOLIDINEDIONE; Pioglitazone hydrochloride impurity A [EP]; 5-{4-[2-(5-Ethyl-2-pyridinyl)ethoxy]benzyl}-5-hydroxy-1,3-thiazolidine-2,4-dione; Pioglitazone EP Impurity 
