6-Fluoro-3-(fluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine
3-(Fluoromethyl)-5-hydroxy-2-methyl-4-(trifluoromethoxy)pyridine
4-(Bromomethyl)-6-fluoro-2-methoxy-3-(trifluoromethoxy)pyridine
2-Fluoro-5-(fluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine