2-(Difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine-4-acetic acid
Ethyl 3-(difluoromethyl)-6-nitro-2-(trifluoromethoxy)pyridine-4-carboxylate
2-(Difluoromethyl)-3-nitro-4-(trifluoromethoxy)pyridine-6-acetic acid
Methyl 5-(bromomethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylate