Methyl 5-(chloromethyl)-2-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-acetate
3-(Bromomethyl)-6-(difluoromethyl)-4-methyl-2-(trifluoromethyl)pyridine
Methyl 4-(chloromethyl)-2-(difluoromethyl)-6-(trifluoromethyl)pyridine-3-acetate
4-(Bromomethyl)-5-(difluoromethyl)-3-methyl-2-(trifluoromethyl)pyridine