4-(Difluoromethyl)-2-methoxy-3-methylpyridine-6-carboxylic acid
Methyl 3-(chloromethyl)-2-(difluoromethyl)-5-iodopyridine-4-acetate
Methyl 3-(chloromethyl)-2-(difluoromethyl)-4-iodopyridine-5-acetate
5-(Difluoromethyl)-3-methoxy-2-methylpyridine-4-carboxylic acid