3-(Difluoromethyl)-2-nitro-5-(trifluoromethoxy)pyridine-4-carboxylic acid
2-Methyl-3-nitro-5-(trifluoromethoxy)pyridine-4-carbonyl chloride
Ethyl 3-methyl-6-nitro-2-(trifluoromethoxy)pyridine-4-acetate
2-(Difluoromethyl)-5-nitro-6-(trifluoromethoxy)pyridine-3-carboxylic acid