3-(Chloromethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-acetic acid
5-(Difluoromethyl)-2-iodo-4-methoxypyridine
Ethyl 3-bromo-4-(difluoromethyl)pyridine-2-acetate
3-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-5-acetic acid