Synonyms: | Benzilide;TrospiuM iMpurity D (Benzilide);1,4-Dioxane-2,5-dione, 3,3,6,6-tetraphenyl-;Trospium Impurity 2 (Benzilide);3,3,6,6-tetraphenyl-1,4-dioxane-2,5-dione;3,3,6,6-tetraphenyl-2,5-p-dioxanedione;Trospium Impurity 1 (Benzilide);Trospium Impurity 7 |