6-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-sulfonyl chloride
3-Fluoro-2-(trifluoromethoxy)pyridine-6-sulfonyl chloride
Methyl 6-amino-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylate
3-(Difluoromethyl)-5-fluoro-2-nitropyridine-6-carboxamide