2-Bromo-5-nitro-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-Chloro-4-methyl-6-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Bromo-5-nitro-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
4-(Aminomethyl)-5-bromo-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine