2-Bromo-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-carboxylic acid
4-Chloro-3-cyano-2-(difluoromethyl)-5-methoxypyridine
2-Bromo-3-(difluoromethyl)-6-(trifluoromethyl)pyridine-5-carboxylic acid
2-Bromo-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-6-carboxylic acid