3-Bromo-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-6-acetic acid
2-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-4-sulfonyl chloride
Methyl 2,6-dibromo-4-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 3-amino-5-(difluoromethyl)-6-iodopyridine-2-carboxylate