4-(Chloromethyl)-3-iodo-2-(trifluoromethoxy)pyridine-6-acetic acid
3-(Chloromethyl)-5-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-sulfonyl chloride
Ethyl 6-(difluoromethyl)-3-fluoro-2-methoxypyridine-4-acetate
3-(Difluoromethyl)-2-iodopyridine-4-sulfonyl chloride