2,4-bis(ethylsulfanyl)pyrimidine

2-氯-4-哌啶-1-嘧啶

4-chloro-2-(piperidin-1-yl)pyrimidine

2-氯-n-(5-甲基-1H-吡唑-3-基)嘧啶-4-胺

2-(cyanamino)-6-(tert-butyl)pyridine