2-(Difluoromethyl)-3-nitro-4-(trifluoromethoxy)pyridine-6-sulfonyl chloride
Ethyl 3-(aminomethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-carboxylate
Ethyl 5-(bromomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetate
Ethyl 3-(aminomethyl)-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-carboxylate