3-[3-(3-甲基苯)-1,2,4-氧杂二唑-5-基]丙酸

5,5'-(1,2-ethanediyl)-bis<3-(m-tolyl)-1,2,4-oxadiazole>

3,5-di-m-tolyl-[1,2,4]oxadiazole

4-(4-氯-2-甲基苯基)-4-氧代丁酸

溴代丁二酸