英文别名
1,3,4'-dimethyl-1',4'-dihydro-spiro[imidazolidine-4,2'-quinoxaline]-2,5,3'-trione;4,1',3'-trimethyl-1,4-dihydro-spiro[quinoxaline-2,4'-imidazolidine]-3,2',5'-trione;4,1',3'-Trimethyl-1,4-dihydro-spiro[chinoxalin-2,4'-imidazolidin]-3,2',5'-trion;1,1',3'-trimethylspiro[4H-quinoxaline-3,5'-imidazolidine]-2,2',4'-trione