Methyl 2-amino-6-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-acetate
2-Bromo-3-chloro-5-(chloromethyl)-4-(difluoromethyl)pyridine
Methyl 2-amino-5-(difluoromethyl)-6-(trifluoromethyl)pyridine-3-acetate
4-Bromo-3-(bromomethyl)-6-chloro-2-(difluoromethyl)pyridine