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