4-(Bromomethyl)-5-(difluoromethyl)-3-methoxypyridine-2-carboxylic acid
Methyl 2-(bromomethyl)-4-(difluoromethyl)-5-methoxypyridine-3-carboxylate
4-(Bromomethyl)-3-(difluoromethyl)-2-methoxypyridine-6-carboxylic acid
4-(Bromomethyl)-6-(difluoromethyl)-3-methoxypyridine-2-carboxylic acid