Ethyl 2-(chloromethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-5-carboxylate
2-(Bromomethyl)-6-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-acetic acid
Methyl 3-(chloromethyl)-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
2-(Bromomethyl)-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-acetic acid