4-Hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride
4-Chloro-2-(difluoromethyl)-5-iodopyridine-3-carboxamide
Methyl 4-(difluoromethyl)-5-nitro-3-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 2-cyano-3-(difluoromethyl)-4-(trifluoromethyl)pyridine-6-carboxylate