2-(Bromomethyl)-3-(difluoromethyl)-5-methoxypyridine-6-carboxaldehyde
3-(Bromomethyl)-6-(difluoromethyl)-2-methoxypyridine-4-methanol
3-(Bromomethyl)-4-methyl-2-(trifluoromethoxy)pyridine-5-carboxylic acid
3-(Bromomethyl)-2-methyl-6-(trifluoromethoxy)pyridine-4-carboxylic acid