4-Fluoro-6-iodo-2-(trifluoromethoxy)pyridine-3-carboxylic acid
3-(Difluoromethyl)-2-fluoro-4-iodo-6-(trifluoromethoxy)pyridine
4-Fluoro-2-iodo-5-(trifluoromethoxy)pyridine-3-carboxylic acid
2-(Difluoromethyl)-6-fluoro-5-iodo-3-(trifluoromethoxy)pyridine