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