4-Amino-6-(difluoromethyl)-2-methoxypyridine-3-carboxylic acid
3-Amino-4-(bromomethyl)-2-(difluoromethyl)-6-(trifluoromethyl)pyridine
3-Amino-2-(bromomethyl)-4-(difluoromethyl)-6-(trifluoromethyl)pyridine
Ethyl 4-amino-5-(difluoromethyl)-2-methoxypyridine-3-carboxylate