Methyl 6-(difluoromethyl)-4-fluoro-2-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2-(difluoromethyl)-4-fluoro-5-(trifluoromethoxy)pyridine-3-carboxylate
4-Hydroxy-3-methyl-5-(trifluoromethoxy)pyridine-2-acetonitrile
3-Hydroxy-2-methyl-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine