英文别名benzo[1,3]dioxol-5-yl-oxo-acetic acid; Benzo[1,3]dioxol-5-yl-glyoxylsaeure; Alpha-Oxo-1,3-benzodioxole-5-acetic Acid; benzo[1,3]dioxol-5-yl-glyoxylic acid; α-Oxo-1,3-benzodioxole-5-acetic Acid; alfa-Oxo-1,3-Benzodioxole-5-Acetic Acid; 1,3-Benzodioxole-5-acetic acid, α-oxo-; Tadalafil Impurity 154 
