Methyl 2-(bromomethyl)-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-acetate
2-(Bromomethyl)-6-(difluoromethyl)-3-(trifluoromethyl)pyridine-5-acetic acid
2-(Bromomethyl)-5-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-acetic acid
Methyl 2-(difluoromethyl)-4-nitro-5-(trifluoromethyl)pyridine-3-acetate