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