2-(Difluoromethyl)-3-nitro-4-(trifluoromethyl)pyridine-6-carboxaldehyde
4-(Difluoromethyl)-5-nitro-3-(trifluoromethyl)pyridine-2-acetonitrile
4-(Difluoromethyl)-3-nitro-2-(trifluoromethyl)pyridine-6-acetonitrile
2-(Difluoromethyl)-3-nitro-4-(trifluoromethyl)pyridine-5-carboxaldehyde