英文别名2-(6-(2-(4-((2,4-Dioxothiazolidin-5-yl)methyl)phenoxy)ethyl)pyridin-3-yl)acetic acid; 5-[[4-[2-[5-(1-CarboxyMethyl)-2-pyridinyl]ethoxy]phenyl]Methyl]-; 6-[2-[4-[(2,4-Dioxo-5-thiazolidinyl)Methyl]phenoxy]ethyl]-3-pyridineacetic Acid; Pioglitazone M5 Metabolite; 5-[[4-[2-(5-(1-Carboxylmethyl)-2-pyridinyl)ethoxy]phenyl]methyl]-2,4-thiazolidinedione; Pioglitazone Impurity 19; 2-[6-[2-[4-[(2,4-dioxo-1,3-thiazolidin-5-yl)methyl]phenoxy]ethyl]pyridin-3-yl]acetic acid; 3-Pyridineacetic acid, 6-[2-[4-[(2,4-dioxo-5-thiazolidinyl)methyl]phenoxy]ethyl]-; Pioglitazone Metabolite M5 
