2-(Difluoromethyl)-3-nitro-4-(trifluoromethoxy)pyridine-6-sulfonamide
Ethyl 2-(bromomethyl)-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetate
5-(Aminomethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-acetic acid
Ethyl 6-(bromomethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate