4-Hydroxy-6-nitro-3-(trifluoromethoxy)pyridine-2-carbonyl chloride
Ethyl 2-(difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-5-acetate
2-(Difluoromethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
Ethyl 2-(difluoromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-6-acetate