5-(Difluoromethyl)-2-nitro-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
4-(Difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
Methyl 2-methyl-6-nitro-3-(trifluoromethoxy)pyridine-5-acetate
6-(Bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-methanol