3-(Bromomethyl)-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylic acid
5-(Bromomethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-methanol
5-Cyano-4-(difluoromethyl)-2-(trifluoromethyl)pyridine
3-(Bromomethyl)-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-methanol