Ethyl 4-amino-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylate
3-Bromo-2-hydroxy-4-(trifluoromethoxy)pyridine-6-acetonitrile
Ethyl 3-amino-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
6-Bromo-3-chloro-2-(trifluoromethoxy)pyridine-4-acetonitrile