2-(Difluoromethyl)-3-hydroxy-5-methylpyridine-6-carboxaldehyde
3-(Difluoromethyl)-4-hydroxy-5-methoxy-2-(trifluoromethyl)pyridine
Methyl 2-(difluoromethyl)-5-hydroxy-3-methylpyridine-4-carboxylate
Methyl 2-(difluoromethyl)-4-hydroxy-6-methylpyridine-3-carboxylate