3-Fluoro-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine-4-carboxaldehyde
Methyl 2-(difluoromethyl)-6-fluoro-3-hydroxypyridine-5-carboxylate
4-(Difluoromethyl)-6-iodo-2-methoxy-3-nitropyridine
6-Chloro-2-cyano-4-(difluoromethyl)pyridine-3-carboxaldehyde