1,3-dimethyl-2-sulfanylidenepyrimidin-4-one

1,3-二甲基-2,4-二氧代-1,2,3,4-四氢嘧啶-5-磺酰氯

5-hydroxy-1,3-dimethylpyrimidine-2,4-dione

2-Diethylaminotetrahydropyran

1,3-二甲基-5-氰基尿嘧啶