英文别名Thioctic Acid Impurity 71; 1,2-Dithiolane-3-pentanoic acid, methyl ester; THIOCTIC ACID METHYL ESTER; Thioctic Acid Impurity 44; Lipoic Acid Impurity 17; Lipoic Acid Methyl Ester; Thioctic acid Impurity 43; Lipoic acid impurity 41; methyl 5-(dithiolan-3-yl)pentanoate