2,4-Imidazolidinedione, 5, {5'-[dithiobis(methylene)]bis[3-phenyl-} 22131-38-0 5-((((2,5-Dioxo-1-phenyl-4-imidazolidinyl)methyl)dithio)methyl)-3-phenyl-2,4-imidazolidinedione AIDS-130344 AIDS130344 Hydantoin, {5,5'-(dithiodimethylene)bis[3-phenyl-} Hydantoin, {5,5'-(thiodimethylene)bis[3-phenyl-} NSC405812