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