3-(Aminomethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-6-carboxylic acid
3-(Aminomethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-5-carboxylic acid
6-(Aminomethyl)-2-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-carboxylic acid
2-(Aminomethyl)-6-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-carboxylic acid