Methyl 3-chloro-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-6-carboxylate
4-Chloro-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylic acid
Methyl 6-chloro-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxylate
4-Chloro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-carboxylic acid