5-(5-bromopyrazolo[1,5-a]pyridin-3-yl)-1,3,4-oxadiazole-2(3H)-thione 、
2-甲基-5-硝基苯硼酸 以gave 2-(5-bromo-pyrazolo[1,5-a]pyridin-3-yl)-5-(2-methyl-5-nitrophenylthio)-1,3,4-oxadiazole (E91) as a pale yellow solid (141 mg, 55%)的产率得到2-(5-bromopyrazolo[1,5-a]pyridin-3-yl)-5-(2-methyl-5-nitrophenylthio)-1,3,4-oxadiazole