Ethyl 2-(bromomethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate
6-(Bromomethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetic acid
Ethyl 2-(bromomethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate
6-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-carbonyl chloride