4-Amino-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-methanol
4-Bromo-2-iodo-3-methoxy-6-(trifluoromethoxy)pyridine
4-Amino-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-methanol
4-Amino-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-methanol