1,3-Diazaspiro[4.5]decane-2,4-dione 5, 5-Pentamethylenespirohydantoin 5,5'-Cyclohexanespirohydantoin 5,5-Pentamethylenehydantoin 702-62-5 AIDS-124195 AIDS124195 Ba 2840 Cyclohexane-(spiro-5)-hydantoin Hydantoin, 5,5-pentamethylene- Hydantoin, pentamethylene- NSC16617 {1,3-Diazaspiro[4.5]decane-2,} 4-dione {Spiro[cyclohexane-1,5'-hydantoin]}