4-(Difluoromethyl)-2-iodo-6-nitropyridine-3-sulfonamide
3-(Difluoromethyl)-5-methoxy-2-methylpyridine-4-methanol
Ethyl 4-(difluoromethyl)-3-iodo-2-(trifluoromethyl)pyridine-6-carboxylate
5-(Chloromethyl)-4-(difluoromethyl)-2-iodopyridine-3-carboxaldehyde