2-Bromo-3-(bromomethyl)-6-(difluoromethyl)pyridine-5-acetic acid
Methyl 4-chloro-5-(difluoromethyl)-2-iodopyridine-3-acetate
2-Bromo-3-(bromomethyl)-5-(difluoromethyl)pyridine-4-acetic acid
6-Chloro-4-(chloromethyl)-3-(difluoromethyl)-2-hydroxypyridine