5-Amino-3-bromo-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
5-Amino-4-bromo-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
2-Nitro-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetic acid
2-Nitro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-5-acetic acid