Methyl 2-(chloromethyl)-5-(difluoromethyl)-3-methylpyridine-4-carboxylate
Methyl 6-(chloromethyl)-4-(difluoromethyl)-2-methylpyridine-3-carboxylate
Methyl 2-(chloromethyl)-3-(difluoromethyl)-4-methylpyridine-5-carboxylate
3-(Chloromethyl)-6-(difluoromethyl)-2-methylpyridine-4-carboxylic acid