Ethyl 2-bromo-6-(difluoromethyl)-3-(trifluoromethyl)pyridine-5-acetate
3-Chloro-5-cyano-4-(difluoromethyl)pyridine-2-carboxaldehyde
Ethyl 2-bromo-5-(difluoromethyl)-6-(trifluoromethyl)pyridine-3-acetate
3-Chloro-5-cyano-2-(difluoromethyl)pyridine-4-carboxaldehyde