3-(Difluoromethyl)-2-nitro-5-(trifluoromethoxy)pyridine-6-carbonyl chloride
4-(Aminomethyl)-2-methyl-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
5-(Bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-carboxylic acid
4-(Aminomethyl)-2-methyl-5-(trifluoromethoxy)pyridine-3-carboxaldehyde