4-(Chloromethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
4-(Bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetic acid
4-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-carboxaldehyde
Methyl 2-(bromomethyl)-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetate