2,4-Imidazolidinedione, 5,5-diphenyl-3-(1-piperidinylmethyl)- (9CI) 3-(Piperidinomethyl)phenytoin 3-(Piperydylometylo)-5,5-dwufenylhydantoina [Polish] 5,5-Diphenyl-3-(piperidinomethyl)hydantoin 5-24-08-00379 (Beilstein Handbook Reference) 856-84-8 BRN 0704079 Hydantoin, 5,5-diphenyl-3-(piperidinomethyl)-