Methyl 2-(chloromethyl)-4-(difluoromethyl)-6-methylpyridine-3-acetate
Methyl 6-(chloromethyl)-4-(difluoromethyl)-3-methylpyridine-2-acetate
Methyl 2-(chloromethyl)-4-(difluoromethyl)-5-methylpyridine-3-acetate
Methyl 2-(chloromethyl)-4-(difluoromethyl)-3-methylpyridine-6-acetate