Methyl 5-(difluoromethyl)-2-fluoro-3-(trifluoromethyl)pyridine-4-acetate
Methyl 4-(difluoromethyl)-6-fluoro-3-(trifluoromethyl)pyridine-2-acetate
Methyl 5-(difluoromethyl)-4-fluoro-3-(trifluoromethyl)pyridine-2-acetate
2-(Difluoromethyl)-3-hydroxy-6-iodo-5-methoxypyridine