4-Cyano-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylic acid
4-Chloro-6-nitro-3-(trifluoromethoxy)pyridine-2-sulfonamide
Ethyl 2-(aminomethyl)-5-chloro-6-(trifluoromethoxy)pyridine-3-carboxylate
4-Cyano-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylic acid