4-Chloro-6-methoxy-2-(trifluoromethoxy)pyridine-3-acetic acid
Methyl 3-chloro-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylate
3-Bromo-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid
5-Bromo-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetic acid