Ethyl 2-(bromomethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
2-(Chloromethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-sulfonyl chloride
5-(Chloromethyl)-3-(difluoromethyl)-2-fluoro-4-methoxypyridine
2-(Bromomethyl)-6-methyl-4-(trifluoromethoxy)pyridine