Methyl 4-cyano-2-fluoro-3-(trifluoromethoxy)pyridine-5-acetate
2-Bromo-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-methanol
2-Chloro-3-nitro-6-(trifluoromethoxy)pyridine-5-acetic acid
4-Chloro-5-(difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine