Ethyl 5-(chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylate
3-Bromo-2-(difluoromethyl)pyridine-5-acetic acid
2-(Chloromethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-6-carboxaldehyde
2-Bromo-6-(difluoromethyl)pyridine-4-acetic acid