5-Bromo-3-methoxy-2-nitro-4-(trifluoromethoxy)pyridine
5-Bromo-2-fluoro-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine
Methyl 4-bromo-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylate
4-Bromo-5-fluoro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine