6-Cyano-2-(difluoromethyl)-4-fluoro-3-(trifluoromethyl)pyridine
5-Chloro-2-(difluoromethyl)-4-nitropyridine-3-acetic acid
Ethyl 3-chloro-4-(difluoromethyl)-6-hydroxypyridine-2-carboxylate
Ethyl 2-chloro-6-(difluoromethyl)-3-hydroxypyridine-5-carboxylate