Methyl 6-(fluoromethyl)-3-methyl-2-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 2-(fluoromethyl)-5-methyl-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 2-(fluoromethyl)-4-methyl-6-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2-(fluoromethyl)-4-methyl-3-(trifluoromethoxy)pyridine-6-carboxylate