(2,2-二氯-1-苯乙烯基)苯

2-(cyanomethyl)-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carbonitrile

2-amino-5,7-dimethylpyrazolo[1,5-a]pyridine-3,4-dicarbonitrile

4-methoxy-3-methyl-4-oxobut-2-enoate

6-乙基-5-(4-硝基-苯基)-嘧啶-2,4-二胺