4-Bromo-3-methyl-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
5-Bromo-4-nitro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
4-Bromo-2-methyl-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
3-Bromo-4-nitro-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine