Methyl 2-cyano-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetate
4-Fluoro-6-hydroxy-3-(trifluoromethoxy)pyridine-2-methanol
Methyl 2-cyano-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetate
4-Fluoro-2-hydroxy-3-(trifluoromethoxy)pyridine-5-methanol