Synonyms:
(s)-(+)-5-ethyl-5-phenyl-2,4-imidazolidinedione ; (+)-nirvanol ; s-(+)-desmethylmephentoin ; s-(+)-nirvanol, s-(+)-5-ethyl-5-phenylhydantoin ; s-(+)-n-desmethylmephentoin ; s-(+)-n-desmethylmephentoin ( (s)-(+)-nirvanol) ; (s)-5-ethyl-5-phenyl-2,4-imidazolidinedione ; (+)-5-ethyl-5-phenylhydantoin ; 2,4-imidazolidinedione,5-ethyl-5-phenyl-, (s)- ; (s)-nirvanol ; (s)-5-phenyl-5-ethylhydantoin ; (+)-5-phenyl-5-ethylhydantoin ; 2,4-imidazolidinedione,5-ethyl-5-phenyl-, (5s)- ; (s)-(+)-nirvanol ; (+)-hydantoi ; 5-ethyl-5-phenyl-4-imidazolidinedion(s)- ; s-(+)-n-desmethyl mephenytoin ; (s)-(+)-5-ethyl-5-phenylhydantoin