Ethyl 3-nitro-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-carboxylate
Ethyl 3-nitro-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-6-carboxylate
5-Nitro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carboxaldehyde
3-Nitro-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-carboxaldehyde