4-(Difluoromethyl)-3-nitro-5-(trifluoromethoxy)pyridine-2-methanol
4-(Difluoromethyl)-6-nitro-2-(trifluoromethoxy)pyridine-3-methanol
4-Methyl-2-nitro-5-(trifluoromethoxy)pyridine-3-carboxylic acid
Ethyl 3-(aminomethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate