2-(Chloromethyl)-5-fluoro-6-methyl-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-5-fluoro-4-methyl-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3-fluoro-5-methyl-4-(trifluoromethoxy)pyridine
4-(Bromomethyl)-5-fluoro-2-methyl-3-(trifluoromethoxy)pyridine