Synonyms: Hydantoin,1,3-bis(2-hydroxyethyl)-5,5-dimethyl- (8CI);1,3-Bis(2-hydroxyethyl)-5,5-dimethylhydantoin;1,3-Bis(hydroxyethyl)-5,5-dimethylhydantoin;1,3-Bis(b-hydroxyethyl)-5,5-dimethylhydantoin;Dantocol DHE;N,N'-Bis(2-hydroxyethyl)dimethylhydantoin;