Ethyl 3-(chloromethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylate
6-(Chloromethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxaldehyde
4-(Chloromethyl)-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-methanol
Methyl 3-(chloromethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate