4-Cyano-2-(difluoromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine
3-Chloro-5-nitro-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride
2-(Aminomethyl)-3-chloro-6-(trifluoromethoxy)pyridine-4-acetic acid
3-Cyano-5-(difluoromethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine