4-(Difluoromethyl)-2-hydroxy-3-nitro-6-(trifluoromethoxy)pyridine
Methyl 4-fluoro-3-methyl-2-(trifluoromethoxy)pyridine-6-acetate
2-Hydroxy-4-iodo-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
3-(Difluoromethyl)-5-hydroxy-6-nitro-2-(trifluoromethoxy)pyridine