2-Chloro-5-(chloromethyl)-6-(difluoromethyl)pyridine-3-carboxaldehyde
6-Cyano-3-(difluoromethyl)-4-methoxy-2-(trifluoromethyl)pyridine
2-Chloro-3-(chloromethyl)-6-(difluoromethyl)pyridine-5-carboxaldehyde
2-Cyano-6-(difluoromethyl)-3-hydroxypyridine-4-carbonyl chloride