2,4-二甲氧基-6-甲基嘧啶

2,4,5-三氯-6-甲基嘧啶

5-(氯甲基)-6-甲基-2,4(1H,3H)-嘧啶二酮

2,4-bis(ethylsulfanyl)-6-methylpyrimidine

3-[5-(methoxymethyl)-2,4-dioxo-1H-pyrimidin-6-yl]propyl acetate