2-(Bromomethyl)-3-(difluoromethyl)-4-(trifluoromethyl)pyridine-6-acetic acid
2-(Aminomethyl)-6-cyano-4-(difluoromethyl)-3-(trifluoromethyl)pyridine
4-(Chloromethyl)-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-6-carboxylic acid
2-Chloro-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylic acid