Ethyl 2-(bromomethyl)-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetate
Ethyl 2-(bromomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-acetate
6-Iodo-3-nitro-2-(trifluoromethoxy)pyridine-4-carbonyl chloride
Ethyl 5-iodo-2-nitro-3-(trifluoromethoxy)pyridine-6-acetate