2-(Difluoromethyl)-3-iodo-4-methylpyridine
5-(Bromomethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carbonyl chloride
4-(Bromomethyl)-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetic acid
5-(Bromomethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid