Ethyl 2-nitro-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-carboxylate
Ethyl 3-nitro-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-carboxylate
Ethyl 6-nitro-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-carboxylate
6-Amino-2-(fluoromethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine