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
2-Bromo-6-(difluoromethyl)-5-methoxy-3-(trifluoromethoxy)pyridine