Methyl 5-(difluoromethyl)-2-fluoro-3-methoxypyridine-6-carboxylate
Ethyl 5-(chloromethyl)-2-(difluoromethyl)-3-methoxypyridine-6-carboxylate
3-(Difluoromethyl)-4-methoxy-2-nitropyridine-5-methanol
Methyl 4-cyano-3-(difluoromethyl)-2-methoxypyridine-6-acetate