2-(Difluoromethyl)-5-methyl-3-nitropyridine-6-sulfonamide
3-(Difluoromethyl)-4-methoxy-2-(trifluoromethyl)pyridine-6-carboxaldehyde
3-(Difluoromethyl)-2-methoxy-6-(trifluoromethyl)pyridine-5-carboxaldehyde
Methyl 4-(chloromethyl)-3-(difluoromethyl)-5-methoxypyridine-2-acetate