4-Nitro-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-acetic acid
4-(Fluoromethyl)-5-methyl-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
Ethyl 4-nitro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-carboxylate
Ethyl 5-nitro-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylate