2-氯-5-甲氧基-4-肼基嘧啶

溴化氰

3-amino-8-methoxy-5-methylthio-1,2,4-triazolo[4,3-c]pyrimidine hydrobromide

4-氯-2,5-二甲氧基嘧啶

2-氯-5-甲氧基-4-嘧啶胺