2-Amino-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetonitrile
2-Amino-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetonitrile
2-Amino-6-iodo-5-(trifluoromethoxy)pyridine-3-methanol
5-Amino-3-methoxy-2-(trifluoromethoxy)pyridine-4-carboxylic acid