4-(Aminomethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylic acid
4-(Aminomethyl)-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylic acid
4-(Aminomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylic acid
5-Methyl-2-nitro-3-(trifluoromethoxy)pyridine-6-acetonitrile