Methyl 4-(bromomethyl)-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-2-acetate
Methyl 4-(bromomethyl)-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-acetate
Methyl 4-(bromomethyl)-2-(difluoromethyl)-6-(trifluoromethyl)pyridine-3-acetate
Methyl 4-(bromomethyl)-2-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-acetate