4-Hydroxy-5-iodo-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
4-Hydroxy-3-iodo-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
3-Hydroxy-6-nitro-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
2-Hydroxy-5-iodo-3-(trifluoromethoxy)pyridine-6-carboxylic acid