2-(Difluoromethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine-3-acetic acid
4-Iodo-3-methyl-2-(trifluoromethoxy)pyridine-5-carboxylic acid
2-(Difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-6-acetic acid
Methyl 3-hydroxy-6-nitro-2-(trifluoromethoxy)pyridine-5-acetate