Ethyl 5-methyl-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-carboxylate
Ethyl 4-methyl-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carboxylate
2-Methyl-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-acetic acid
2-Methyl-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetic acid