3-Chloro-2-(difluoromethyl)-5-fluoropyridine-6-carboxylic acid
3-(Aminomethyl)-2-chloro-5-(difluoromethyl)-4-hydroxypyridine
Ethyl 5-chloro-2-(difluoromethyl)-3-fluoropyridine-6-carboxylate
Ethyl 4-chloro-5-(difluoromethyl)-2-fluoropyridine-3-carboxylate