丙烯脲

5-苯亚甲基巴比土酸

1-(2-乙氧基-2-氧乙基)溴化吡啶

5-[(4-chlorophenyl)methyl]-1,3-diazinane-2,4,6-trione

5-[(5-methylfuran-2-yl)methylidene]-1,3-diazinane-2,4,6-trione