2-Hydroxy-4-iodo-5-nitro-3-(trifluoromethoxy)pyridine
Methyl 6-(difluoromethyl)-3-fluoro-2-(trifluoromethoxy)pyridine-4-acetate
2-Hydroxy-3-iodo-5-nitro-4-(trifluoromethoxy)pyridine
Methyl 2-(difluoromethyl)-5-fluoro-3-(trifluoromethoxy)pyridine-6-acetate