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