5-Fluoro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
Methyl 3-nitro-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetate
Methyl 6-nitro-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-acetate
Methyl 2-nitro-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-6-acetate