英文别名
S-6-chloro-2,3-dihydro-spiro-[4H-1-benzopyran-4,4'-imidazolidine]-2',5'-dione;S-6-chloro-2,3-dihydro-spiro[4H-1-benzopyran-4,4'-imidazolidine]-2',5'-dione;(S)-6-chloro-2,3-dihydrospiro(4H-1-benzopyran-4,4'-imidazolidine)-2',5'-dione;(4S)-6-chlorospiro[2,3-dihydrochromene-4,5'-imidazolidine]-2',4'-dione