5-[(2E)-3-(2-呋喃基)-2-丙烯-1-亚基]-2-硫代二氢-4,6(1H,5H)-嘧啶二酮

5-[[4-(diethylamino)phenyl]methylidene]-2-sulfanylidene-1,3-diazinane-4,6-dione

2,3-二氢-5-(3,4-二甲氧基苄亚基)-2-硫代-4,6(1H,5H)-嘧啶二酮

5-p-Methylbenzylidene-2-thiobarbituric acid

5-(3-nitrobenzylidine)-2-thiobarbituric acid