3-(Difluoromethyl)-6-methylpyridine-2-carboxylic acid
2-(Difluoromethyl)-4-iodo-6-(trifluoromethyl)pyridine-3-carboxaldehyde
2-Amino-3-(bromomethyl)-5-(trifluoromethoxy)pyridine-6-carboxylic acid
3-Amino-4-(chloromethyl)-2-(difluoromethyl)-5-methoxypyridine