1,3-Bis(hydroxymethyl)-5,5-diphenylhydantoin diacetate (ester) 2,4-Imidazolidinedione, 1,3-bis(acetoxymethyl)-5,5-diphenyl- 27506-80-5 Hydantoin, 1,3-bis(hydroxymethyl)-5,5-diphenyl-, diacetate (ester) N,N'-Bis(acetoxymethyl)-5,5-diphenylhydantoin