2,4-Imidazolidinedione, 5,5-diphenyl-3-((trichloromethyl)thio)- (9CI) 5,5-Diphenyl-3-(trichloromethylthio)hydantoin 53743-19-4 Hydantoin, 5,5-diphenyl-3-(trichloromethylthio)- NSC 203386