2-(Chloromethyl)-3-(difluoromethyl)-5-methoxypyridine-6-acetic acid
Ethyl 3-(chloromethyl)-6-(difluoromethyl)-2-methoxypyridine-4-carboxylate
Ethyl 3-(difluoromethyl)-6-methoxy-2-nitropyridine-5-acetate
Methyl 4-(difluoromethyl)-2-methyl-3-nitropyridine-5-carboxylate