4-(Difluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
3-(Chloromethyl)-2,6-diamino-4-(trifluoromethoxy)pyridine
3-Fluoro-4-nitro-2-(trifluoromethoxy)pyridine
5-(Difluoromethyl)-3-methyl-4-(trifluoromethoxy)pyridine-2-carboxaldehyde