Ethyl 2-(chloromethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-acetate
4-(Bromomethyl)-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-(Bromomethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-(Bromomethyl)-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetonitrile