Ethyl 3-(difluoromethyl)-2-fluoro-4-(trifluoromethyl)pyridine-6-acetate
Ethyl 4-(chloromethyl)-3-(difluoromethyl)-2-hydroxypyridine-6-acetate
3-Hydroxy-2-nitro-4-(trifluoromethoxy)pyridine-5-sulfonamide
Ethyl 2-chloro-5-(chloromethyl)-6-(trifluoromethoxy)pyridine-3-acetate