2-(Difluoromethyl)pyridine-6-carbonyl chloride
3-(Aminomethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid
4-(Aminomethyl)-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylic acid
4-(Aminomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylic acid