118505-69-4 Imidazolidine-1-acetamide, N-(2-(dimethylamino)ethyl)-2,5-dioxo-4,4-diphenyl-, hydrochloride N,N-(2-Dimethylamino)ethyl-(5,5-diphenyl-3-hydantoinyl)acetamide hydrochloride N-(2-(Dimethylamino)ethyl)-2,5-dioxo-4,4-diphenylimidazolidine-1-acetamide hydrochloride