α-ureido-propionamide

5-甲基乙内酰脲

6-bromo-2,2-dimethylspiro[3H-chromene-4,5'-imidazolidine]-2',4'-dione

1-[5-acetyl-4-(4-methoxyphenyl)-2,6-dimethyl-1,4-dihydropyridin-3-yl]ethanone

6,7-二氢-2H,5h,5h-螺[1-苯并噻吩-4,4-咪唑啉e]-2,5-二酮