6-Hydroxy-3-nitro-4-(trifluoromethoxy)pyridine-2-carbonyl chloride
Methyl 3-(difluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-6-carboxylate
3-Iodo-5-methoxy-6-methyl-2-(trifluoromethoxy)pyridine
3-Iodo-4-methoxy-2-methyl-6-(trifluoromethoxy)pyridine