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