3-Bromo-2-chloro-4-(difluoromethyl)pyridine-5-carboxaldehyde
Ethyl 4-amino-2-(difluoromethyl)-3-(trifluoromethyl)pyridine-5-acetate
2-Bromo-5-chloro-4-(difluoromethyl)-3-fluoropyridine
Ethyl 3-amino-6-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-acetate