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