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