Ethyl 4-(difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine-5-carboxylate
3-(Bromomethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
3-(Bromomethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
Ethyl 4-(aminomethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate