2-(Difluoromethyl)-5-nitro-6-(trifluoromethyl)pyridine-3-acetonitrile
Methyl 6-(difluoromethyl)-3-methyl-2-(trifluoromethyl)pyridine-4-acetate
Methyl 6-(difluoromethyl)-3-methyl-4-(trifluoromethyl)pyridine-2-acetate
6-(Difluoromethyl)-3-nitro-4-(trifluoromethyl)pyridine-2-acetonitrile