2-[5-(氯甲基)-1,2,4-恶二唑-3-基]吡啶

3-(2-吡啶)-5-(2-氯苯基)-1,2,4-噁二唑

2-(1,2,4-恶二唑-3-基)吡啶

5,6-二羟基-2-吡啶-2-基-嘧啶-4-羧酸甲酯

5-(5-prop-2-enylpyridin-3-yl)-3-pyridin-2-yl-1,2,4-oxadiazole