5-Iodo-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-carboxaldehyde
5-(Chloromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
2,3-Diamino-5-fluoro-4-(trifluoromethoxy)pyridine
4-(Chloromethyl)-2-(difluoromethyl)pyridine-3-carboxylic acid