Ethyl 2-(bromomethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate
6-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-carbonyl chloride
3-Cyano-6-(difluoromethyl)pyridine-2-sulfonyl chloride
Ethyl 2-(bromomethyl)-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-carboxylate