3-(Difluoromethyl)-2-nitro-6-(trifluoromethoxy)pyridine-5-acetic acid
4-(Aminomethyl)-2-methyl-5-(trifluoromethoxy)pyridine-3-acetonitrile
3-(Aminomethyl)-6-(difluoromethyl)-2-methyl-5-(trifluoromethoxy)pyridine
4-(Difluoromethyl)-3-nitro-5-(trifluoromethoxy)pyridine-2-carbonyl chloride