Ethyl 4-bromo-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylate
3-(Aminomethyl)-2-chloro-4-cyano-5-(trifluoromethoxy)pyridine
3-Chloro-2-iodo-4-(trifluoromethoxy)pyridine-5-acetonitrile
Ethyl 5-bromo-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate