2-(Bromomethyl)-6-cyano-4-fluoro-3-(trifluoromethoxy)pyridine
2-(Bromomethyl)-5-cyano-6-fluoro-3-(trifluoromethoxy)pyridine
4-Fluoro-5-methyl-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
4-Fluoro-3-methyl-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine