英文别名α-Methyl-5-oxo-5H-[1]benzopyrano[2,3-b]pyridine-7-acetic Acid; (2RS)-2-(10-Oxo-9-Oxa-1-azaanthracen-6-yl)propanoic acid; Pranoprofen Impurity OPLP; Pranoprofen Impurity 1; pranoprofen impurity 2; 2-(5-oxo-5H-chromeno[2,3-b]pyridin-7-yl)-propionic acid; 5H-[1]Benzopyrano[2,3-b]pyridine-7-acetic acid, α-methyl-5-oxo-; Alpha-Methyl-5-oxo-5H-[1]benzopyrano[2,3-b]pyridine-7-acetic Acid 
