Methyl 3-(chloromethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 4-(bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetate
6-(Bromomethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-methanol
2-(Bromomethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-methanol