6-Amino-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetonitrile
Ethyl 2-bromo-6-chloro-4-(trifluoromethoxy)pyridine-3-carboxylate
2-Amino-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetonitrile
Ethyl 2-bromo-5-chloro-6-(trifluoromethoxy)pyridine-3-carboxylate