Methyl 2-bromo-6-chloro-5-(difluoromethyl)pyridine-3-carboxylate
2-Bromo-4-chloro-6-(difluoromethyl)pyridine-3-acetic acid
Methyl 2-bromo-3-chloro-5-(difluoromethyl)pyridine-6-carboxylate
Methyl 6-bromo-3-chloro-2-(difluoromethyl)pyridine-4-carboxylate