4-Fluoro-3-methyl-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
5-Fluoro-2-(fluoromethyl)-3-methyl-4-(trifluoromethoxy)pyridine
4-Fluoro-5-(fluoromethyl)-3-methyl-2-(trifluoromethoxy)pyridine
2-Fluoro-6-(fluoromethyl)-3-methyl-4-(trifluoromethoxy)pyridine