3-(Bromomethyl)-5-fluoro-4-methoxy-2-(trifluoromethoxy)pyridine
3-Fluoro-5-methoxy-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
5-(Bromomethyl)-4-fluoro-2-methoxy-3-(trifluoromethoxy)pyridine
3-(Fluoromethyl)-4-hydroxy-2-methyl-5-(trifluoromethoxy)pyridine