Methyl 5-bromo-2-(chloromethyl)-3-(difluoromethyl)pyridine-6-carboxylate
5-Amino-3-nitro-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
Methyl 4-amino-6-(difluoromethyl)-3-methylpyridine-2-carboxylate
Methyl 3-chloro-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate