2-Amino-3-nitro-6-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Amino-4-(chloromethyl)-5-(trifluoromethoxy)pyridine-3-methanol
6-Bromo-4-cyano-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
2-Amino-3-nitro-5-(trifluoromethoxy)pyridine-4-carboxylic acid