Methyl 4-bromo-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-acetate
Methyl 4-bromo-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetate
5-Chloro-2-cyano-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
4-Chloro-3-cyano-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine