4-Chloro-3-(difluoromethyl)-2-hydroxy-5-(trifluoromethyl)pyridine
3-Chloro-4-(difluoromethyl)-2-hydroxy-5-(trifluoromethyl)pyridine
2-(Aminomethyl)-5-bromo-6-(difluoromethyl)pyridine-3-carboxylic acid
2-Chloro-3-cyano-4-(difluoromethyl)pyridine-5-acetic acid