Methyl 5-cyano-2-(difluoromethyl)-3-methylpyridine-6-carboxylate
2-Cyano-3-(difluoromethyl)-5-methoxypyridine-4-carbonyl chloride
Methyl 4-cyano-3-(difluoromethyl)-6-methylpyridine-2-carboxylate
Ethyl 4-cyano-3-(difluoromethyl)-5-methoxypyridine-2-acetate