Ethyl 3-chloro-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-carboxylate
Methyl 2-chloro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-acetate
Methyl 2-chloro-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-acetate
Ethyl 5-chloro-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxylate