2-Amino-6-(fluoromethyl)-5-(trifluoromethoxy)pyridine-3-methanol
3-Amino-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-acetic acid
2-Amino-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-methanol
3-Amino-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-acetic acid