3-Amino-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-methanol
5-Amino-3-(chloromethyl)-4-(trifluoromethoxy)pyridine-2-methanol
3-Amino-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-methanol
3-Amino-5-(chloromethyl)-2-(trifluoromethoxy)pyridine-4-methanol