3-Bromo-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetic acid
3-Bromo-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetic acid
2-Bromo-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-5-acetic acid
2-Bromo-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-acetic acid