Ethyl 3-bromo-4-nitro-2-(trifluoromethoxy)pyridine-5-carboxylate
4-Chloro-3-methyl-2-(trifluoromethoxy)pyridine-5-sulfonamide
4-Chloro-6-methyl-3-(trifluoromethoxy)pyridine-2-sulfonamide
5-Chloro-4-fluoro-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine