Methyl 6-cyano-2-(difluoromethyl)-3-methylpyridine-4-carboxylate
6-(Aminomethyl)-2-chloro-3-(trifluoromethoxy)pyridine-4-acetonitrile
3-Bromo-4-iodo-5-(trifluoromethoxy)pyridine-2-acetonitrile
5-Hydroxy-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride