4-Hydroxy-2-nitro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
Methyl 2-hydroxy-6-nitro-3-(trifluoromethoxy)pyridine-4-carboxylate
5-Hydroxy-4-nitro-3-(trifluoromethoxy)pyridine-2-acetic acid
3-Hydroxy-4-nitro-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine