3-(1H-benzimidazol-2-ylsulfanyl)pentane-2,4-dione

1-(4-溴苯基)-3,5-二甲基-1H-吡唑

3-乙酰丙基乙酸酯

5,7-dimethyl-6H-1,4-diazepine-2,3-dicarbonitrile

双二苯甲基醚