3-Bromo-6-(difluoromethyl)-2-hydroxypyridine-5-carboxamide
Methyl 6-(difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine-4-acetate
3-Bromo-6-(chloromethyl)-4-nitro-2-(trifluoromethoxy)pyridine
4-Methyl-2-(trifluoromethyl)pyridine-6-sulfonyl chloride