Ethyl 2-(bromomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-acetate
5-(Bromomethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
Ethyl 2-(bromomethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-5-acetate
3-(Difluoromethyl)-5-(fluoromethyl)-4-iodopyridine