2-Amino-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetic acid
4-Amino-6-(chloromethyl)-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Amino-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-acetic acid
3-Amino-4-(chloromethyl)-2-(trifluoromethoxy)pyridine-5-carboxaldehyde