Ethyl 6-bromo-3-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-carboxylate
Ethyl 2-bromo-5-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-carboxylate
2-(Aminomethyl)-4-chloro-3-cyano-5-(difluoromethyl)pyridine
Ethyl 6-bromo-4-(difluoromethyl)-2-(trifluoromethyl)pyridine-3-carboxylate