5-Cyano-3-(difluoromethyl)-2-fluoropyridine-4-carbonyl chloride
6-Cyano-2-(difluoromethyl)-3-fluoropyridine-4-carbonyl chloride
5-Chloro-4-(difluoromethyl)-2-methoxy-3-(trifluoromethyl)pyridine
2-Chloro-4-(difluoromethyl)-3-methoxypyridine-6-carboxylic acid