Ethyl 3-nitro-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-carboxylate
3-Amino-4-(chloromethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine
3-(Aminomethyl)-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-methanol
2-Cyano-4-(difluoromethyl)-6-hydroxypyridine-3-carboxylic acid